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:
Sep. 21, 1982
Filed:
May. 14, 1981
Applicant:
Inventors:
Masatoshi Akiyama, Yotsukaidomachi, JP;
Shigeki Kitamura, Mobara, JP;
Junichi Tetsu, Mobara, JP;
Koichi Nakazato, Mobara, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B / ; C03C / ; C03C / ;
U.S. Cl.
CPC ...
65 36 ; 65 42 ; 65 43 ; 65 602 ; 65 603 ; 65 607 ; 427 64 ; 427 68 ; 427 73 ;
Abstract
When fusing together a panel having a fluorescent film and a metallic reflective film, and a funnel with an electroconductive film in a baking furnace for manufacturing a cathode ray tube, oxygen containing air is forced into the furnace.
Akiyama, Masatoshi. (1982). Method for manufacturing cathode ray tubes (U.S. Patent No. 4350514). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4350514
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile