USD226503S - Portable rear projection viewer - Google Patents

Description

United States Patent 0 PORTABLE REAR PROJECTION VIEWER William A. Andres, Hopkins, Larry F. Becker, Brooklyn Park, and Larry D. Quanrud, Golden Valley, Minn., assignors to Washington Scientific Industries, Inc., Long Lake, Minn.

Filed Sept. 27, 1971, Ser. No. 184,312

Term of patent 14 years Int. Cl. DIG-03 U.S. (ll. D611 N Des. 226,503 Patented Mar. 13, 1973 FIG. 1 is a front and right side perspective view of 'a portable rear projection viewer showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a top plan view thereof.

We claim:

The ornamental design for a portable rear projection viewer, as shown.

D. 222,509 D. 223,126 D. 223,127

References Cited UNITED STATES PATENTS Andres et al. D61'1 N Andres et al. D611 N Andres et al. D611 N Cherouvrier 35398 JOEL STEARMAN, Primary Examiner N. C. HOLTJE, Assistant Examiner

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