Transparency mount for overhead projectors
Description
FIG. 1 is a top and left front perspective view of a transparency mount for overhead projectors showing my new design in an open condition;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a front elevational view thereof in a closed condition;
FIG. 4 is left side elevational view of FIG. 1 the right side being a mirror image thereof;
FIG. 5 is a left side elevational view of FIG. 3.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D230516 | February 1974 | Yanagawa |
D234628 | March 1975 | Hrabik |
D256023 | July 22, 1980 | Constantine |
D267181 | December 7, 1982 | Jost |
D273959 | May 22, 1984 | VanDyken |
2338189 | January 1944 | Libby |
2958970 | November 1960 | Townsley |
3478456 | November 1960 | Mundt |
4237633 | December 9, 1980 | Murrell |
500668 | February 1939 | GBX |
Patent History
Patent number: D287858
Type: Grant
Filed: Feb 22, 1983
Date of Patent: Jan 20, 1987
Inventor: Arild O. Gautestad (N-4600 Kristiansand S.)
Primary Examiner: Nelson C. Holtje
Law Firm: Ladas & Parry
Application Number: 6/468,206
Type: Grant
Filed: Feb 22, 1983
Date of Patent: Jan 20, 1987
Inventor: Arild O. Gautestad (N-4600 Kristiansand S.)
Primary Examiner: Nelson C. Holtje
Law Firm: Ladas & Parry
Application Number: 6/468,206
Classifications
Current U.S. Class:
D16/26;
D16/38