Back pack signal light unit

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Description

FIG. 1 is a perspective view of a back pack signal light unit, showing my new design;

FIG. 2 is an end elevational view thereof, as taken from the left hand end of FIG. 1;

FIG. 3 is an underside view thereof; and

FIG. 4 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D232869 September 1974 Yoshimura
3696334 October 1972 Demeter
3720918 March 1973 Perl
3840853 October 1974 Cukale
Foreign Patent Documents
608,272 January 1935 DD
Patent History
Patent number: D246445
Type: Grant
Filed: Apr 5, 1976
Date of Patent: Nov 22, 1977
Inventor: Bruce Wayne Inman (El Cajon, CA)
Primary Examiner: Susan J. Lucas
Attorney: Carl R. Brown
Application Number: 5/673,620
Classifications
Current U.S. Class: D10/114
International Classification: D1006; D0399;