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The ornamental design for a photographic flash unit, substantially as shown and described. |
FIG. 1 is a front elevational view of a photographic flash unit, showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a left side elevational view thereof; and
FIG. 6 is a right side elevational view thereof.
FIG. 7 is a front elevational view of a second embodiment thereof;
FIG. 8 is a rear elevational view thereof;
FIG. 9 is a top plan view thereof;
FIG. 10 is a bottom plan view thereof;
FIG. 11 is a left side elevational view thereof;
FIG. 12 is a right side elevational view thereof.
Prochnow, Claus, Mankau, Dieter
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Dec 28 1976 | Rollei-Werke Franke & Heidecke | (assignment on the face of the patent) | / |
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