Transparency viewer
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
D233949 | December 1974 | Gretz |
D239467 | April 1976 | Ouden |
2209668 | July 1940 | Thornton, Jr. |
2876674 | March 1959 | Ohlhaver |
3562939 | February 1971 | Jacobs, Jr. et al. |
Patent History
Patent number: D318284
Type: Grant
Filed: Oct 27, 1988
Date of Patent: Jul 16, 1991
Inventor: Allen Kwok Wah Lo (Dunwoody, GA)
Primary Examiner: Melvin B. Feifer
Assistant Examiner: Philip Hyder
Attorney: Harold L. Marquis
Application Number: 7/263,199
Type: Grant
Filed: Oct 27, 1988
Date of Patent: Jul 16, 1991
Inventor: Allen Kwok Wah Lo (Dunwoody, GA)
Primary Examiner: Melvin B. Feifer
Assistant Examiner: Philip Hyder
Attorney: Harold L. Marquis
Application Number: 7/263,199
Classifications
Current U.S. Class:
Foldable, Collapsible Or Articulated (D16/229)