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The ornamental design for a hand pump, as shown and described. |
FIG. 1 is a rear elevational view of the hand pump showing our new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a perspective view thereof;
FIG. 7 is a rear elevational view of a modified form of the hand pump shown in FIG. 1;
FIG. 8 is a left side elevational view of FIG. 7;
FIG. 9 is a top plan view of FIG. 7;
FIG. 10 is a bottom plan view of FIG. 7;
FIG. 11 is a front elevational view of FIG. 7;
FIG. 12 is a perspective view of FIG. 7.
Stout, Ethan A., Reinsch, Jerry W.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Feb 22 1977 | Spartan Labs, Inc. | (assignment on the face of the patent) | / | |||
Mar 08 1988 | SPARTAN LABS, INC | STOUT MANUFACTURING, INC , A CORP OF TEXAS | ASSIGNMENT OF ASSIGNORS INTEREST | 004880 | /0567 |
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