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:
Jul. 10, 1979
Filed:
Feb. 09, 1978
Applicant:
Inventors:
Teiji Habu, Higashi, Kunitachi-shi, Tokyo, JP;
Tomio Nakajima, Shin-machi, Setagaya-ku, Tokyo, JP;
Eiichi Sakamoto, Hanno-shi, Saitama-ken, JP;
Noboru Fujimori, Misawa, Hino-shi, Tokyo, JP;
Kiyomitsu Mine, Hino, Hino-shi, Tokyo, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
96 2 / ; 96 63 ; 96107 ; 96108 ; 96139 ; 96140 ;
Abstract
The present invention relates to a silver halide photographic emulsion and particularly to a silver halide photographic emulsion spectrally sensitized for argon laser beam exposure having an improved high spectral sensitivity to flash exposure using flash rays having main emission peaks at wave lengths of 514.5 nm, 488.0 nm and 476.5 nm (argon laser rays).