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. 31, 1976
Filed:
Apr. 08, 1975
Applicant:
Inventor:
Nicolaas Hendrik Limper, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ;
U.S. Cl.
CPC ...
313372 ; 313384 ;
Abstract
A television camera tube is provided with means for background illumination including a light distributor which is accommodated in a space between the anode sleeve and an auxiliary light shielding cylinder which coaxially projects into the anode sleeve and which extends beyond the light distributor so far that the central portion of the target is in a half-shadow.
Limper, Nicolaas. (1976). Television camera tube (U.S. Patent No. 3978365). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3978365
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile