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:
Jun. 28, 1977
Filed:
Aug. 24, 1976
Applicant:
Inventor:
Francis Bernardus Strik, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
96 361 ; 354-1 ; 427 68 ;
Abstract
An exposure method for manufacturing a cathode ray tube for displaying colored pictures and having a display screen comprising a large number of triplets of phosphor lines. During the manufacture of the display screen the phosphor lines are provided on the unexposed areas of a photosensitive layer. In order to obtain good triplets at the edge of the display screen, according to the invention an extra lamp position is used during the exposure.
Strik, Francis. (1977). Method of manufacturing a cathode ray tube for displaying colored (U.S. Patent No. 4032342). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4032342
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile