Transparency projector

- GAF Corporation
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Description

FIG. 1 is a perspective view of a transparency projector showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D228955 October 1973 Mango et al.
D234541 March 1975 Sobotta
D237309 October 1975 Bourke
Patent History
Patent number: D256248
Type: Grant
Filed: Apr 6, 1978
Date of Patent: Aug 5, 1980
Assignee: GAF Corporation (New York, NY)
Inventor: Jean P. E. Alt (Lasne)
Primary Examiner: Catherine E. Kemper
Attorney: Walter C. Kehm
Application Number: 5/894,038
Classifications
Current U.S. Class: D16/21
International Classification: D1602;