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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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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Feb 05 1990 | Petersen Manufacturing Co., Inc. | (assignment on the face of the patent) | / | |||
Apr 03 1990 | SORENSEN, JOSEPH A | PETERSEN MANUFACTURING CO , INC , A CORP OF NE | ASSIGNMENT OF ASSIGNORS INTEREST | 005266 | /0936 | |
Apr 03 1990 | GATZEMEYER, DWIGHT L | PETERSEN MANUFACTURING CO , INC , A CORP OF NE | ASSIGNMENT OF ASSIGNORS INTEREST | 005266 | /0936 | |
Sep 24 2002 | PETERSEN MANUFACTURING CO , INC | Irwin Industrial Tool Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 013417 | /0506 |
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