Patent
   D255689
Priority
Nov 04 1977
Filed
May 03 1978
Issued
Jul 01 1980
Expiry
Jul 01 1994
Assg.orig
Entity
unknown
3
5
n/a
The ornamental design for electronic flash unit, as shown.

FIG. 1 is a front elevational view of an electronic flash unit showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a rear perspective view thereof; and

FIG. 8 is a front perspective view thereof.

Ap, Chong, Kim, Ong C., Zobel, Ernst-Gunther

Patent Priority Assignee Title
D412338, Oct 29 1997 Matsushita Electric Industrial Co., Ltd. Strobe for digital still camera
D688293, May 29 2012 Eternal Fortune (HK) Ltd. Flash trigger transmitter
D698850, May 29 2012 Eternal Fortune (HK) Ltd. Flash trigger receiver
Patent Priority Assignee Title
3969737, Aug 01 1974 Eastman Kodak Company Electronic flash unit for cameras adapted to receive flashbulbs
232773,
D245613, Jun 26 1974 J. C. Penney Company, Inc. Strobe
D248959, Sep 07 1976 Canon Kabushiki Kaisha Electronic flash unit
D251567, Aug 01 1977 Sunpak Corporation Flashlight apparatus for photographic purposes
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 03 1978Rollei-Werke Frank & Heidecke(assignment on the face of the patent)
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