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:
Apr. 28, 1987
Filed:
Jun. 13, 1986
Takeo Saito, Yotsukaido, JP;
Shinji Nagaoka, Yotsukaido, JP;
Seiko Koki Kabushiki Kaisha, Chiba, JP;
Abstract
An automatic film sensitivity setting device for cameras in which film sensitivity indicated in coded form on a loaded film package is automatically read in by electric signal terminals and introduced to an exposure control circuit as a parameter for the calculation and control of exposure, characterized in that the device is arranged to elect a predetermined specific film sensitivity in the absence of valid coded information of film sensitivity on a film case of the package, and in the case of an ordinary film package without the coded information, to elect a predetermined specific film sensitivity in the absence of information in any one of the electric signal terminals.