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The ornamental design for the electronic flash unit, as shown and described. |
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FIG. 1 is a front elevational view of an electronic flash unit, showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a front perspective view thereof.
| Patent | Priority | Assignee | Title |
| D255689, | Nov 04 1977 | Rollei-Werke Frank & Heidecke | Electronic flash unit |
| Patent | Priority | Assignee | Title |
| 210052, | |||
| 212173, | |||
| 232773, | |||
| 233912, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 02 1977 | Canon Kabushiki Kaisha | (assignment on the face of the patent) | / |
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