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:
Nov. 30, 1982
Filed:
Jan. 23, 1981
Applicant:
Inventor:
Seiji Yamada, Sakai, JP;
Assignee:
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
354198 ; 354 25 ; 354289 ;
Abstract
A focus condition indicating system for use in a camera includes a control signal producer provided in association with an objective lens of the camera for producing a control signal when the objective lens moves past a proper focus position and a sound producer for producing a sound signal upon receipt of the control signal.