Transparency viewer

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Description

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

FIG. 2 is a left side elevation thereof;

FIG. 3 is a right side elevation thereof;

FIG. 4 is a front elevation thereof;

FIG. 5 is a rear elevation thereof; and

FIG. 6 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D183462 September 1958 Maiershofer et al.
D239467 April 1976 Ouden
D256869 September 16, 1980 Arnone
D266094 September 7, 1982 Gher et al.
4574505 March 11, 1986 Chiodo
Patent History
Patent number: D318478
Type: Grant
Filed: Oct 27, 1988
Date of Patent: Jul 23, 1991
Inventor: Allen K. Wah Lo (Dunwoody, GA)
Primary Examiner: Melvin B. Feifer
Assistant Examiner: Philip Hyder
Attorney: Harold L. Marquis
Application Number: 7/263,402
Classifications
Current U.S. Class: Foldable, Collapsible Or Articulated (D16/229)