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:
Jan. 02, 2001
Filed:
Apr. 22, 1999
Applicant:
Inventors:
Assignee:
Minolta Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 1/700 ;
U.S. Cl.
CPC ...
G03B 1/700 ;
Abstract
A single lens reflex camera provided with a focus detection unit,arranged so as to have a photoreceptive surface disposed adjacent to an aperture,provided in the bottom wall,of a mirror box, and further provided with a cover,for effectively closing the aperture,during exposure.