Patent |
Priority |
Assignee |
Title |
10010030, |
Nov 09 2012 |
Borealis AG |
Polymer composition comprising a blend of a multimodal polyethylene and a further ethylene polymer suitable for the production of a drip irrigation pipe |
10034439, |
Nov 27 2013 |
Enplas Corporation |
Emitter and drip irrigation tube |
10070595, |
Nov 03 2015 |
THE MACHINES YVONAND S.A. |
Drip irrigation tube having dosing elements inserted therein |
10085391, |
Sep 25 2014 |
E M P ENTERPRISES, INC |
Irrigation mat for supplying fluids to the root region of plants and irrigation system |
10107707, |
Oct 24 2013 |
JAIN IRRIGATION SYSTEMS LIMITED |
Method and system for detection of blowout in pipes/tubes |
10172302, |
Sep 25 2013 |
Netafim, Ltd |
Drip emitter |
10212896, |
Nov 27 2013 |
Enplas Corporation |
Emitter, and tube for drip irrigation |
10271484, |
Apr 03 2011 |
RIVULIS PLASTRO LTD |
Integral dripper with an elongated exit pool |
10299444, |
Apr 07 2016 |
|
In line button drip emitter |
10330559, |
Sep 11 2014 |
Rain Bird Corporation |
Methods and apparatus for checking emitter bonds in an irrigation drip line |
10349587, |
Jul 24 2012 |
RIVULIS IRRIGATION LTD |
Integral drip irrigation emitter with an easy spreadable exit pool |
10375904, |
Jul 18 2016 |
Rain Bird Corporation |
Emitter locating system and related methods |
10455780, |
Jul 09 2013 |
Amirim Products Development & Patents Ltd. |
In line button drip emitter |
10462983, |
Dec 03 2015 |
Netafim, Ltd. |
Drip emitter having hinged flap with upstanding closing pins |
2174515, |
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2449731, |
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3873030, |
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3874598, |
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3885743, |
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3895085, |
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3896999, |
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3897009, |
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3903929, |
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3929258, |
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3939875, |
Aug 06 1970 |
Boyle and Osborn |
Permeable flexible plastic tubing |
3940066, |
Jul 11 1974 |
The Toro Company |
Pop-up sprinkler head having flow adjustment means |
3948285, |
Jan 29 1975 |
Dana Corporation |
Pressure and flow regulation device |
3954223, |
Jun 20 1975 |
Rain Bird Sprinkler Mfg., Corporation |
Trickle irrigator |
3957292, |
Dec 30 1971 |
|
Quick-connect fittings for a trickle type irrigation system |
3966233, |
Dec 30 1971 |
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Irrigation apparatus |
3970251, |
Mar 06 1975 |
Harmony Emitter Company, Inc. |
Pipe insertable emitter for irrigation systems |
3973732, |
Dec 30 1971 |
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Quick-connect fittings for a trickle type irrigation system |
3981452, |
Feb 10 1975 |
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Irrigation pipes with dripper units and method of its manufacture |
3993248, |
Aug 13 1975 |
WIEBOLDT, ROBERT |
Fluid flow regulator |
3995436, |
Mar 13 1975 |
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Apparatus for uniform dispersion of digested effluent |
3998244, |
Aug 08 1975 |
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Drip irrigation valve with helical flow path |
3998391, |
Mar 26 1974 |
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Flow restrictor and trickle emitter |
3998427, |
Dec 11 1975 |
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Self-cleaning drip irrigation valve |
4008853, |
Oct 31 1975 |
Vernay Laboratories, Inc. |
Pressure responsive self-purging emitter |
4017958, |
Dec 30 1971 |
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Irrigation apparatus |
4022384, |
Dec 08 1975 |
NATIONAL CITY BANK, THE AGENT |
Irrigation tubing |
4036435, |
Jul 23 1975 |
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Drip irrigation emitter |
4037791, |
Oct 17 1975 |
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Flow-control device |
4047995, |
Feb 02 1976 |
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Hoses for irrigation by dripping and the like and the process to manufacture the same |
4054152, |
Mar 11 1975 |
Nippondenso Co., Ltd. |
Check valve |
4058257, |
Dec 05 1974 |
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Irrigation emitter |
4059228, |
Sep 03 1974 |
Salco Products, Inc. |
Self cleaning, pressure responsive emitter valve for soil irrigation |
4077570, |
May 26 1976 |
WIEBOLDT, ROBERT |
Penetrably mounted emitter for conduits |
4077571, |
Aug 13 1975 |
WIEBOLDT, ROBERT |
Fluid flow regulator |
4084749, |
Apr 11 1976 |
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Flow reducing devices particularly useful as drip emitters for drip irrigation |
4092002, |
Oct 17 1975 |
RIS IRRIGATION SYSTEMS PTY LIMITED, A CORP OF SOUTH AUSTRALIA |
Drip feed attachment to feed tubes |
4095750, |
Oct 14 1975 |
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Water conduit |
4105162, |
Oct 10 1976 |
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Regulated flow-reducing device particularly useful for drip irrigation |
4121771, |
Jan 17 1977 |
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Drip irrigation emitter |
4122590, |
May 09 1977 |
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Means and method of installing emitters in irrigation tubing |
4128918, |
Nov 29 1976 |
Matrix IV, Inc. |
Adjustable snap-on-clamp |
4132364, |
Aug 23 1976 |
WIEBOLDT, ROBERT |
Casing mounted emitter |
4134550, |
May 31 1977 |
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Liquid flow control device |
4143820, |
Mar 08 1977 |
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Emitter for drip irrigation systems |
4147307, |
Oct 04 1976 |
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Multiple emitter flow control |
4160323, |
Jun 20 1977 |
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Portable dental cabinet |
4161291, |
Nov 01 1978 |
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Emitter |
4177946, |
Apr 11 1977 |
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Integral drip irrigation system |
4177947, |
Oct 13 1978 |
RIS IRRIGATION SYSTEMS PTY LIMITED |
Irrigation device |
4196753, |
Jun 30 1977 |
Arcu Armaturindustri AB |
Flow regulator |
4196853, |
Dec 16 1977 |
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Multiple chamber drip irrigation hose |
4209133, |
Oct 26 1976 |
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Drip level irrigation emitter unit |
4210287, |
Nov 24 1977 |
Hydro-Plan Engineering Ltd.; Netafim Mutzarei Hashkaya Vetiftuf Bekibbutz Hatzerm |
Drip irrigation system |
4215822, |
Aug 14 1974 |
Hydro-Plan Engineering Ltd. |
Drip level irrigation |
4223838, |
May 25 1976 |
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Self-flushing, constant flow emitter for a drip irrigation system |
4225307, |
Jun 29 1979 |
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Refractory insulation for skid pipes and the like in reheating furnaces |
4226368, |
Jan 23 1978 |
The Toro Company |
Multiple vortex dripper |
4235380, |
Dec 16 1977 |
|
Multiple chamber drip irrigation hose |
4247051, |
Apr 04 1977 |
ALLPORT, TROY, CO-TRUSTEE OF THE ALLPORT CHILDREN S TRUST UNDER THE DAVIES ALLPORT TRUST; ALLPORT, GERALDINE, CO-TRUSTEE OF THE ALLPORT CHILDREN S TRUST UNDER THE DAVIES ALLPORT TRUST |
Irrigation hose and method for its construction |
4250915, |
Nov 17 1977 |
|
Automatic controlling valve for maintaining the rate of fluid flow at a constant value |
4273286, |
Nov 29 1977 |
JAMES HARDIE IRRIGATION, INC |
Conduit for drip irrigation systems |
4274597, |
Nov 15 1978 |
Agrober Mezogazdasagi es Elelmiszeripari Tervezo, Beruhazasivallalat |
Watering head |
4281798, |
Sep 07 1978 |
|
Drip or trickle emitter |
4307841, |
Nov 24 1977 |
HYDRO-PLAN ENGINEERING, LTD ; NETAFIM MUTZAREI HASHKAYA BETIFTUF BEKIBBUTZ HATZERIM |
Drip irrigation system |
4331293, |
Nov 23 1979 |
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Emitters for drip irrigation systems, micro-sprinklers and similars, of the pressure compensating type and also those types whose flow varies in relation to the changes in pressure |
4344576, |
Sep 15 1980 |
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Trickle flow irrigation valve |
4354639, |
Dec 16 1977 |
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Multiple chamber drip irrigation hose |
4366926, |
Aug 06 1979 |
Hydro-Plan Engineering, Ltd. |
Irrigation emitter unit |
4369923, |
Sep 04 1979 |
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Self-regulating nozzle for a liquid supply line |
4384680, |
Oct 25 1977 |
Hydro-Plan Engineering Ltd. |
Fluid flow regulator unit |
4385727, |
Apr 22 1975 |
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Irrigation emitter tube |
4385757, |
Apr 23 1976 |
Grapha-Holding AG |
Apparatus for converting a stream of sheets into discrete stacks |
4392616, |
Apr 06 1981 |
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Self-perforating drip irrigation device |
4413786, |
Nov 21 1979 |
Hydro-Plan Engineering Ltd. |
Emitter unit |
4413787, |
May 14 1980 |
U S FARM PRODUCTS LIMITED |
Apparatus for drip irrigation |
4423838, |
Feb 04 1980 |
Naan Irrigation Systems |
Selectable separation and capacity irrigation line |
4424936, |
Feb 26 1981 |
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Drip-irrigation emitter for mounting on a liquid supply-conduit |
4430020, |
Sep 29 1982 |
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Drip irrigation hose |
4460129, |
Feb 13 1980 |
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Turbulent flow emitter |
4473191, |
Apr 01 1982 |
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Drip irrigation system employing flow regulation |
4473525, |
Oct 25 1978 |
Laboratoires Besins International SA |
Method of making fluid distribution devices particularly useful for drip irrigation |
4502631, |
Mar 24 1983 |
Rain Bird Sprinkler Mfg. Corp. |
Trickle irrigation unit |
4508140, |
Mar 12 1983 |
Lucas Industries public limited company |
Hydraulic flow control valves |
4513777, |
Aug 22 1983 |
General Motors Corporation |
Pressure compensated flow control valve assembly for fluids containing finely divided solids |
4519546, |
Jul 15 1981 |
Naan Irrigation Systems |
Drip irrigation apparatus |
4522339, |
Jun 03 1983 |
JAMES HARDIE IRRIGATION, INC |
Irrigation fitting with installation barb and associated barb installation tool |
4533083, |
Jun 22 1981 |
RIS Irrigation Systems Pty. Ltd. |
Drip feed device for irrigation purposes |
4534515, |
Apr 01 1982 |
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Drip irrigation system employing adjacently arranged flow-restricting passages |
4545784, |
Apr 14 1983 |
Interox Chemicals Limited |
Particulate sodium perborate monohydrate containing adsorbed activator |
4572756, |
Apr 01 1982 |
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Drip irrigation system employing adjacently arranged flow-restricting passages |
4573640, |
Oct 26 1976 |
Hydro-Plan Engineering Ltd. |
Irrigation emitter unit |
4593857, |
Nov 30 1983 |
Plassim Limited |
Irrigation emitter unit |
4613080, |
Jun 29 1984 |
Rain Bird Sprinkler Mfg. Corp. |
Multiple outlet trickle irrigation unit |
4626130, |
May 08 1981 |
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Drip irrigation system |
4627903, |
Jul 26 1982 |
EXXON RESEARCH AND ENGINEERING COMPANY, A CORP OF DE |
Electrode for an electrostatic atomizing device |
4642152, |
Apr 01 1982 |
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Drip irrigation system employing flow regulation |
4653695, |
Sep 11 1985 |
Drip Irrigation Systems, Ltd. |
Pressure compensating drip irrigation emitter |
4687143, |
Oct 03 1985 |
Naan Mechanical Works |
Drip irrigation apparatus |
4702787, |
Jun 10 1983 |
AGRIFIM IRRIGATION INTERNATIONAL N V |
Process for making drip irrigation lines |
4718608, |
Oct 26 1976 |
Hydro-Plan Engineering, Ltd. |
Drip level irrigation emitter |
4722481, |
May 05 1986 |
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Adjustable drip emitter |
4722759, |
Mar 01 1985 |
ROBERTS IRRIGATION PRODUCTS, INC |
Apparatus for fabricating drip irrigation tape |
4726520, |
Mar 30 1984 |
RAIN BIRD SPRINKLER MFG CORP , A CORP OF CA |
Continuous tube emitter |
4726527, |
Jul 07 1986 |
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Drip irrigation emitter |
4728042, |
Jul 15 1981 |
Naan Irrigation Systems |
Drip irrigation process |
4735363, |
May 29 1985 |
Plastro Gvat |
Method for producing a drip irrigation line and an emitter therefor |
4749130, |
Aug 14 1982 |
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Liquid-spraying system |
4753394, |
Aug 13 1984 |
DAYSTAR, INC , A CORP OF AZ |
Trickle irrigation systems with improved emitters |
4756339, |
Apr 11 1986 |
Maillefer SA |
Hose for drip irrigation and method of producing same |
4765541, |
Jul 30 1985 |
Rex B., Candy; Jennifer J., Candy |
Drip emitter housing |
4775046, |
Jan 17 1986 |
FUTURE AUTOMATION, INC |
Transport belt for production parts |
4781217, |
Feb 13 1985 |
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Pulse-irrigation method and apparatus |
4789005, |
May 17 1985 |
Dunlop Limited |
Marine growth retarding hose |
4796660, |
Mar 05 1986 |
BRON DAN, 36 PALMACH STREET, HAIFA, ISRAEL |
Drip emitter |
4807668, |
Mar 01 1985 |
ROBERTS IRRIGATION PRODUCTS, INC |
Drip irrigation tape |
4817875, |
Sep 21 1987 |
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Flexible pipe for trickle irrigation |
4824019, |
Jun 10 1981 |
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Lawn-border sprinkler |
4824025, |
May 26 1987 |
MIDEADRIP CO , LTD , JULIA HOUSE-3, THEMISTOCLES DERVIS STREET, NICOSA, CYPRUS A CYPRUS CORP |
One-piece in-line pressure compensating drip irrigation emitter |
4850531, |
Feb 01 1988 |
James Hardie Irrigation, Inc. |
Drip emitter |
4854158, |
Aug 22 1988 |
Expertek, Inc. |
Method and apparatus for leak testing a fluid containing chamber |
4856552, |
Nov 12 1986 |
Silkbell Limited |
Flow regulating device |
4859264, |
Apr 11 1986 |
Maillefer SA |
Method and installation for producing hose for drip irrigation |
4862731, |
Jun 06 1985 |
Expertek, Inc. |
Fuel tank leak detection apparatus |
4874132, |
Jun 19 1979 |
U S FARM PRODUCTS LIMITED |
Drip irrigation apparatus |
4880167, |
Sep 23 1987 |
TORO COMPANY, THE |
Irrigation hose with linear turbulent flow emitter |
4900437, |
Dec 18 1986 |
Societe Degremont |
Device for the introduction of a fluid in a receiving medium, such as that of an apparatus used for the treatment of liquids, notably water |
4909411, |
Feb 22 1989 |
Showa Denko Kabushiki Kaisha |
Container |
4935992, |
Apr 10 1989 |
Micro Plastics, Inc. |
Leak reduction hose clamp |
4948295, |
May 13 1986 |
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Pipe for watering plants |
4984739, |
Aug 04 1986 |
ALLPORT, TROY AND ALLPORT, GERALDINE CO -TRUSTEES OF THE ALLPORT CHILDREN S TRUST UNDER THE DAVIES ALLPORT TRUST DATED NOVERMBER 8, 1985, AS AMENDED AND RESTATED OCTOBER 14, 1991 |
Drip irrigation hose |
4990256, |
May 13 1988 |
Sartorius AG |
Method, device and filter module for the filtration of liquids in cross-flow operation |
5022940, |
May 30 1988 |
Hydro-Plan Engineering Ltd. |
Process of making a drip irrigation conduit |
5031837, |
Jan 02 1990 |
Raindrip, Inc. |
Drip irrigator |
5040770, |
Dec 14 1988 |
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Device for transforming a laminar fluid flow into drops |
5052625, |
Mar 02 1990 |
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Pressure compensating drip irrigation system |
5096206, |
Jun 01 1990 |
W E HALL COMPANY |
Pipe joint sealer |
5106021, |
Jun 03 1987 |
U.S. Farm Products Limited |
Irrigation device |
5111995, |
Dec 18 1990 |
Rain Bird Corporation |
Drip irrigation tube |
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Feb 27 1991 |
Drip Irrigation Systems, Ltd. |
Incremental pressure-compensating drip irrigation emitter |
5116414, |
Oct 26 1981 |
Battelle Memorial Institute |
Long-term control of root growth |
5118042, |
Jun 26 1989 |
William A., Delmer; Robert J., Delmer; Daniel W. C., Delmer |
Multiple chamber drip irrigation hose |
5118215, |
Jul 18 1988 |
Egli, Fischer & Co. AG |
Pipe clip |
5122044, |
Jun 24 1988 |
Hydro-Plan Engineering Ltd. |
Apparatus for making a drip irrigation conduit |
5123984, |
Aug 17 1990 |
T-SYSTEMS INTERNATIONAL, INC |
Method and apparatus for forming ports in drip irrigation hose |
5137216, |
Apr 03 1990 |
Raindrip, Inc. |
Multiple unit drip irrigator |
5141360, |
Sep 18 1989 |
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Irrigation tubing |
5163622, |
Sep 08 1989 |
PLASTRO IRRIGATION SYSTEMS LTD |
Drip irrigation line and method of making same |
5181952, |
Oct 26 1981 |
BATTELLE MEMORIAL INSTITUTE, A CORP OF OHIO |
Root-growth-inhibiting sheet |
5183208, |
Jul 20 1990 |
PLASTRO IRRIGATION SYSTEMS LTD |
Drip irrigation emitter |
5192027, |
Feb 11 1992 |
VALPLASTIC U S A , LLC; DRIP TAPE MANUFACTURERS & ENGINEERS, INC |
Drip irrigation devices and plastic films with copper powder incorporated |
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Mar 31 1987 |
Plastro Gvat |
Method and an apparatus for producing a drip-irrigation emitter |
5203503, |
Feb 02 1990 |
PLASTRO IRRIGATION SYSTEMS LTD |
Drip irrigation lines |
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Oct 01 1991 |
Hydro-Plan Engineering Ltd. |
Flow emitter units moulds for use in the manufacture thereof |
5216784, |
Oct 07 1991 |
Tyton Corporation |
Conduit clamp |
5232159, |
Jul 15 1991 |
Abbat Products International, Inc. |
Sprinkler and edging apparatus |
5232160, |
Nov 22 1991 |
DAWN INDUSTRIES, INC |
Multiple-outlet irrigation device and regulator |
5236130, |
Mar 15 1991 |
Lego M. Lemelshtrich Ltd. |
Drip irrigation apparatus |
5246171, |
Jun 06 1991 |
ROBERTS IRRIGATION PRODUCTS, INC |
Drip irrigation tape including a series of alternately offset elongated chambers |
5252162, |
Jun 26 1989 |
VALPLASTIC USA LLC |
Multiple chamber drip irrigation hose made from a single strip |
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Mar 17 1992 |
CENTRAL VALLEY MANUFACTURING, INC |
Multi-outlet emitter and method |
5271786, |
Oct 12 1990 |
Naan Irrigation Systems |
Method and apparatus for producing pipes for drip irrigation |
5279462, |
Oct 25 1990 |
Hydroplan Engineering Ltd. |
Fluid flow control unit |
5282578, |
Feb 08 1993 |
T-Systems International, Inc. |
Self-protecting irrigation hose and method |
5282916, |
Nov 22 1991 |
Hydromatic Ltd. |
Method and apparatus for making drip irrigation devices |
5283916, |
Apr 23 1990 |
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Process for transporting injured or stranded people, and protective capsule for carrying out the process |
5294058, |
Jan 24 1992 |
Plastro-Gvat |
Regulated drip irrigation emitter |
5310438, |
Dec 16 1992 |
Agrifim Irrigation International N.V. |
Process for making low cost drip irrigation lines using plastic extrusion and film blowing techniques |
5314116, |
Jan 21 1992 |
Jain Irrigation Inc |
Pulsator for irrigation systems and the like |
5316220, |
Aug 22 1991 |
Naan Irrigation Systems |
Irrigator with mutually perpendicular water path components |
5318657, |
Feb 16 1988 |
ROBERTS IRRIGATION PRODUCTS, INC |
Drip irrigation tape and method of manufacture |
5324371, |
May 30 1988 |
Hydro-Plan Engineering Ltd. |
Process for producing a drip irrigation conduit |
5324379, |
Jan 27 1993 |
Drip Irrigation Systems, Ltd. |
Method and apparatus for producing drip irrigation conduit |
5327941, |
Jun 16 1992 |
The United States of America as represented by the Secretary of the Navy |
Cascade orificial resistive device |
5330107, |
Aug 01 1991 |
Eurodrip S.A. |
Drip irrigation emitter embodied in a water conduit pressure compensating with self-regulation |
5332160, |
Oct 26 1992 |
AGRIFIM IRRIGATION INTERNATIONAL N V |
Multi-layer drip irrigation conduit |
5333793, |
Jul 21 1993 |
T-Systems International, Inc. |
Drip irrigation hose with pressure compensation and method for its manufacture |
5337597, |
Jun 20 1991 |
Expertek |
Bubble emission volume quantifier |
5340027, |
Jun 26 1992 |
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Pressure-compensated self-flushing dripper |
5353993, |
May 02 1991 |
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Irrigation system, drip irrigation devices, and saddle clamps particularly useful therein |
5364032, |
Feb 08 1993 |
T-Systems International, Inc. |
Self-protecting irrigation hose and method |
5399160, |
Oct 04 1991 |
CHASE MANHATTAN BANK, AS ADMINISTRATIVE AGENT, THE |
Irrigation tubing set having compliant sections |
5400967, |
Jun 26 1992 |
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Pressure-compensated self-flushing dripper |
5400973, |
Jul 30 1993 |
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Pressure responsive regulated flow restrictor useful for drip irrigation |
5413282, |
Oct 28 1993 |
TORO COMPANY, THE |
Pressure compensating emitter with shut down flush |
5423501, |
Feb 10 1992 |
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Irrigation hose hanger |
5441203, |
Jan 25 1993 |
Lurmark Limited |
Spray nozzle holder containing two valves for flow control |
5442001, |
Sep 14 1993 |
Henkel Corporation |
Use of low toxicity solvents in waterborne adhesives |
5443212, |
Feb 26 1992 |
Naan Irrigation Systems |
Drip irrigation apparatus |
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Oct 26 1981 |
Battelle Memorial Institute |
Method for disposing of hazardous wastes |
5465905, |
Mar 17 1994 |
Mister Dripper Company, LLC; MISTER DRIPPER COMPANY, LLC A LIMITED LIABILITY COMPANY OF THE STATE OF INDIANA |
Irrigation system with multi-functional irrigation control valves |
5522551, |
May 26 1993 |
T-Systems International, Inc. |
Drip irrigation hose and method for its manufacture |
5531381, |
Oct 05 1994 |
TEXUPLY SYSTEMS GMBH |
Pulsating drip laterals |
5535778, |
Oct 29 1993 |
Netafim Ltd |
Drip irrigation lines flushing valve |
5584952, |
Sep 10 1993 |
Hydromatic Ltd. |
Method and apparatus for making drip irrigation lines and preformed member for use therein |
5586727, |
Dec 24 1993 |
HYDROMATIC LTD |
Flow reducer devices and drip irrigation emitter including same |
5591293, |
Nov 14 1994 |
Agrifim Irrigation Internaional N.V. |
Process for manufacturing drip irrigation systems using plastic lamination/extrusion techniques |
5601381, |
Sep 04 1994 |
Lego Irrigation Ltd. |
Irrigation apparatus including pulsators |
5609303, |
Jul 30 1993 |
|
Regulated flow restrictor device particularly useful as a drip irrigation emitter |
5615833, |
Dec 21 1994 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des |
External mixing type burner |
5615838, |
Mar 10 1995 |
Drip Irrigation Systems, Ltd. |
In-line retention drip emitter |
5620143, |
Oct 24 1994 |
VALPLASTIC USA LLC |
Constant-flow irrigation tape and method of making |
5628462, |
Aug 15 1995 |
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Drip irrigation emitter |
5634594, |
Jul 30 1993 |
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Flow control device particularly useful in drip irrigation emitters |
5636797, |
Jun 20 1994 |
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Drip irrigation emitter and flow control unit included therein |
5641113, |
Jun 30 1994 |
LAPIS SEMICONDUCTOR CO , LTD |
Method for fabricating an electronic device having solder joints |
5651999, |
Aug 15 1995 |
MARTINREA INDUSTRIES INC |
Apparatus for testing extruded tubing |
5673852, |
Apr 03 1989 |
ROBERTS IRRIGATION PRODUCTS, INC |
Drip irrigation tape and method of manufacture |
5676897, |
Oct 03 1990 |
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Dripline duct with internally located emiters and manufacture process |
5695127, |
Oct 24 1994 |
VALPLASTIC USA LLC |
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Drip irrigation emitter |
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Mar 01 1996 |
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Irrigation emitter unit |
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