Patent
   D502297
Priority
Oct 31 2003
Filed
Oct 31 2003
Issued
Feb 22 2005
Expiry
Feb 22 2019
Assg.orig
Entity
unknown
23
10
n/a
I claim the ornamental design for a dust-collecting machine, as shown and described.

FIG. 1 is a perspective view of a dust-collecting machine showing my new design;

FIG. 2 is a front side elevational view thereof;

FIG. 3 is a rear side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Cheng, Chieh yuan

Patent Priority Assignee Title
7695537, Jul 23 2007 Chieh-Yuan, Cheng; San Ford Machinery Co., Ltd. Dust collector with a function of secondary collection
7695538, Aug 12 2008 San Ford Machinery Co., Ltd. Negative pressure dust collector with a dust receiving bag smoothly inflatable
8147580, Mar 10 2010 Meta International Co., Ltd.; META INTERNATIONAL CO , LTD Dust collector
8454717, Oct 12 2010 Foldable dust collector
D518610, Jul 28 2004 San Ford Machinery Co., Ltd. Dust collector
D527852, Jun 02 2004 OAV Equipment & Tools, Inc. Dust collector
D531769, Jan 31 2006 META INTERNATIONAL CO , LTD Dust collector
D533321, Jun 07 2005 OAV Equipment & Tools, Inc. Dust collector
D533694, Jan 04 2006 SAN FORD MACHINERY CO , LTD ; Grizzly Industrial Dust collector
D549892, Dec 28 2006 META INTERNATIONAL CO , LTD Dust collector
D566350, Jun 20 2007 CHANG TYPE INDUSTRIAL COMPANY, LTD Dust collector
D591465, Dec 10 2007 Meta International Co., Ltd. Two-step dust collector
D593263, Nov 06 2007 Meta International Co., Ltd. Dust collector
D593264, Nov 14 2007 LIN, KUN-YI Dust collector
D593718, Nov 06 2007 Meta International Co., Ltd. Dust collector
D596816, Jan 24 2008 CHANG TYPE INDUSTRIAL COMPANY, LTD Support for dust collector
D632443, Mar 29 2010 Auxiliary cyclonic dust collector container
D632854, Mar 29 2010 Auxiliary cyclonic dust collector container
D634082, Dec 28 2006 META INTERNATIONAL CO , LTD Dust collector
D638179, Aug 31 2009 Auxiliary cyclonic dust collector
D652186, Sep 15 2010 Supporting rack for dust collector
D668409, Aug 31 2009 Robert M., Witter Auxiliary cyclonic dust collector
D712101, Nov 30 2012 NILFISK A S Vacuum cleaner
Patent Priority Assignee Title
4715872, Sep 19 1986 Shopsmith, Inc. Portable dust collector
5163985, Jan 30 1992 Movable industrial dust collector
5169420, Jan 08 1992 Industrial dust collector
6221135, Sep 17 1999 WOODWORKER S SUPPLY Dust collector coupling skirt
6507974, Jan 31 2002 San Ford Machinery Co., Ltd. Dust collector
20040035092,
D289096, Jul 12 1984 Air suction cleaning device
D357094, Jan 13 1993 META INTERNATIONAL CO , LTD Dust collector
D357095, Feb 11 1993 META INTERNATIONAL CO , LTD Dust collector
D358234, Jan 13 1993 META INTERNATIONAL CO , LTD Dust collector
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 21 2003CHENG, CHIEH YUANSAN FORD MACHINERY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0146570588 pdf
Oct 31 2003San Ford Machinery Co., Ltd.(assignment on the face of the patent)
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