Patent
   D328846
Priority
Feb 05 1990
Filed
Feb 05 1990
Issued
Aug 25 1992
Expiry
Aug 25 2006
Assg.orig
Entity
unknown
49
4
n/a
The ornamental design for a bar clamp, as shown.

FIG. 1 is a rear elevational view of a bar clamp showing my new design, the broken line showings being for environmental purposes only and form no part of the claimed design;

FIG. 2 is a front elevational view;

FIG. 3 is a right side elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a bottom plan view;

FIG. 6 is a top plan view thereof;

FIG. 7 is a front elevational view of a second embodiment of a bar clamp showing our new design of FIGS. 1-6;

FIG. 8 is a bottom plan view of 7-7; and,

FIG. 9 is a left side elevational view of FIG. 7.

Sorensen, Joseph A., Gatzemeyer, Dwight L.

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Patent Priority Assignee Title
4202540, Oct 30 1978 Bar-type clamp
5005449, Feb 14 1990 PETERSEN MANUFACTURING CO , INC Hand tool or improved bar clamp
5009134, Aug 19 1988 Irwin Industrial Tool Company Quick-action bar clamp
D320919, Jan 18 1989 Irwin Industrial Tool Company Quick action bar clamp
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 05 1990Petersen Manufacturing Co., Inc.(assignment on the face of the patent)
Apr 03 1990SORENSEN, JOSEPH A PETERSEN MANUFACTURING CO , INC , A CORP OF NEASSIGNMENT OF ASSIGNORS INTEREST 0052660936 pdf
Apr 03 1990GATZEMEYER, DWIGHT L PETERSEN MANUFACTURING CO , INC , A CORP OF NEASSIGNMENT OF ASSIGNORS INTEREST 0052660936 pdf
Sep 24 2002PETERSEN MANUFACTURING CO , INC Irwin Industrial Tool CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0134170506 pdf
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