Stereoscopic viewer

- Victor Richards
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Description

FIG. 1 is a perspective view of a stereoscopic viewer, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view, the left side being a mirror image thereof;

FIG. 4 is a top plan view thereof.

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
2282151 May 1942 Austin
2349013 May 1944 Sparling
2377109 May 1945 Schwartz et al.
2897816 August 1959 Williams
3880495 April 1975 Roubal
Patent History
Patent number: D251494
Type: Grant
Filed: Oct 19, 1977
Date of Patent: Apr 3, 1979
Assignee: Victor Richards (San Francisco, CA)
Inventors: Victor Richards (San Francisco, CA), Charles L. Lawhon (Berkeley, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Catherine Kemper
Attorney: Robert W. Dilts
Application Number: 5/843,645
Classifications
Current U.S. Class: D16/12
International Classification: D1606;