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:
Apr. 22, 1986
Filed:
Jul. 29, 1983
Applicant:
Inventor:
James C Day, Owensboro, KY (US);
Assignee:
North American Philips Consumer Electronics Corp., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313414 ;
Abstract
In-line electron gun structure for color cathode ray tubes in which the final focusing and accelerating electrodes each employ three in-line tapered, partially overlapping apertures in facing relationship, and at least one pair of integral electron beam correctors associated with the central aperture of the focusing electrode. Such structure is produced by deep drawing a workpiece having an hour-glass shaped hole for each corrector pair desired.
Day, James. (1986). Electron gun integral beam correctors in a color cathode ray tube (U.S. Patent No. 4584500). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4584500
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile