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The ornamental design for an electronic instrument case, as shown and described. |
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FIG. 1 is a right front perspective view of an electronic instrument case showing our new design;
FIG. 2 is a top plan view;
FIG. 3 is a right side elevational view, the left side being a mirror image thereof;
FIG. 4 is a front elevational view;
FIG. 5 is a rear elevational view; and
FIG. 6 is a bottom plan view.
Katzmann, Fred L., Gruye, Dale W.
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| 203824, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jan 17 1977 | Ballantine Laboratories, Inc. | (assignment on the face of the patent) | / | |||
| Jun 08 1988 | BALLANTINE LABORATORIES, INC , A CORP OF NJ | LAFRANCE CORP , PHILADELPHIA, PA 19153, A CORP OF PA | ASSIGNMENT OF ASSIGNORS INTEREST | 005145 | /0731 |
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