Stereoscopic viewer

Description

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

FIG. 2 is a rear perspective view of the stereoscopic viewer;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view of the stereoscopic viewer;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof; and

FIG. 8 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
171049 December 1953 Romrell
174902 June 1955 Gilson
175215 July 1955 Gilson
184356 February 1959 Kellogg
185670 July 1959 Kellogg
189006 October 1960 Golden
D247497 March 14, 1978 Wolfe
2189285 February 1940 Gruber
2511334 June 1950 Gruber
Foreign Patent Documents
319287 February 1957 CHX
Other references
  • Hong Kong Enterprise-11/85, p. 70, (items in lower -right).
Patent History
Patent number: D305667
Type: Grant
Filed: May 30, 1986
Date of Patent: Jan 23, 1990
Assignee: View-Master Ideal Group, Inc. (New York, NY)
Inventors: Martin Thaler (Chicago, IL), David M. Gresham (Chicago, IL)
Primary Examiner: Melvin B. Feifer
Assistant Examiner: W. Krawczewicz
Law Firm: Klarquist, Sparkman, Campbell, Leigh & Whinston
Application Number: 6/869,067
Classifications