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. 07, 1981
Filed:
Aug. 17, 1979
Applicant:
Inventor:
Osamu Kawarada, Fuchu, JP;
Assignee:
Olympus Optical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
354128 ; 354145 ;
Abstract
An electronic flash device comprises a switch member moving in response to on-off operations of a power switch, and an interlocking mechanism for interlocking the switch member with said indicating member, so that an indicating lamp is projected outward from the flash device by the operation of said power switch so as to indicate a charged voltage in a main capacitor for flashing.