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:
Aug. 03, 1976
Filed:
Feb. 10, 1975
Applicant:
Inventors:
Johannes Aloysius VAN Leeuwen, Eindhoven, NL;
Antonius Wilhelmus VAN DER Heijden, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ;
U.S. Cl.
CPC ...
313409 ; 313447 ;
Abstract
In a color cathode-ray tube, the neck of the tube comprises an assembly of three electron guns lying in one plane. The size of the assembly is reduced by using oval control electrodes the longer axes of which are perpendicular to the plane through the electron guns.
VAN Leeuwen, Johannes. (1976). Plural gun cathode-ray tube with oval control electrodes (U.S. Patent No. 3973161). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3973161
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile