Camera diaphragm unit
Description
FIG. 1 is a top, front perspective view of a camera diaphragm unit showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof; and
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D106062 | September 1937 | Riddell |
D119256 | March 1940 | Darling |
1503800 | August 1924 | Ott |
1547658 | July 1925 | Kunze |
3232200 | February 1966 | Baab et al. |
1121459 | January 1962 | DEX |
Patent History
Patent number: D315743
Type: Grant
Filed: Apr 19, 1988
Date of Patent: Mar 26, 1991
Inventor: Michael T. Martin (Fountain Valley, CA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Adir Aronovich
Law Firm: Knobbe, Martens, Olson & Bear
Application Number: 7/183,176
Type: Grant
Filed: Apr 19, 1988
Date of Patent: Mar 26, 1991
Inventor: Michael T. Martin (Fountain Valley, CA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Adir Aronovich
Law Firm: Knobbe, Martens, Olson & Bear
Application Number: 7/183,176
Classifications
Current U.S. Class:
Element (D16/219)