Patent
   D273697
Priority
May 17 1982
Filed
May 17 1982
Issued
May 01 1984
Expiry
May 01 1998
Assg.orig
Entity
unknown
6
9
n/a
The ornamental design for combination filter and ionic gas generator assembly for purifying machine tool coolants, substantially as shown.

FIG. 1 is a front perspective view of a combination filter and ionic gas generator assembly, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof.

Johnson, Dennis E. J., Johnson, Scott J.

Patent Priority Assignee Title
7261060, Mar 26 2006 Diane, Garofola Pet transporter construction defining interior space for pet
7704390, Nov 18 2002 IONZ BLUEWATER SOLUTIONS, INC Wastewater treatment system
D290638, Dec 20 1985 Water Resources International, Inc. Reverse osmosis water purifier
D320640, Feb 02 1990 HealthGuard, Incorporated Water filter
D481442, Dec 30 2002 Filtration bucket
D653760, Aug 31 2010 FRESHRAIN, LLC Vapor ion plasma generator
Patent Priority Assignee Title
3186929,
4214962, Dec 30 1975 WATER MANAGEMENT, INC Activated oxygen product and water treatment using same
4229389, Mar 16 1979 Thompson Marine Corporation Gas diffuser, aerator, or sparger apparatus
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 15 1994JOHNSON, SCOTT J JOHNSON, DENNIS E J ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0076290139 pdf
Aug 15 1994JOHNSON, DENNIS E J FREDERICK, WILLIAM M , JR AND HEIDRICH, WILLIAM P ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0076480540 pdf
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