The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 14, 1978
Filed:
Sep. 03, 1976
Applicant:
Inventor:
Jean M Orban, Santa Monica, CA (US);
Assignee:
Vivitar Corporation, Santa Monica, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
354 50 ; 354 / ; 354234 ;
Abstract
Apparatus for converting a camera metering system from a manually set electronic metering system into an automatic, aperture-preferred metering system uses sensing means responsive to exposure signals provided by the metering system of the camera for providing a signal to drive means for automatically selecting the proper shutter speed.
Orban, Jean. (1978). Shutter speed selector accessory (U.S. Patent No. 4079392). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4079392
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile