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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.:

US 4149110 B1

PDFFull Text
Date of Patent:
Apr. 10, 1979

Filed:

Mar. 29, 1978

Brightness controlled crt

Applicant:
Inventor:

Andras Dallos, Lincoln, MA (US);

Assignee:

Raytheon Company, Lexington, MA (US);

Attorneys:

Meaney; John T.

Pannone; Joseph D.

Murphy; Harold A.

Primary Examiner:

Eugene R LaRoche

Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
315107 ; 315 10 ; 315158 ; 315291 ; 315307 ; 358219 ;
Abstract

A cathode ray tube control system comprising a cathode ray type tube having a tubular envelope wherein an electron gun is disposed to direct an electron beam onto a spaced anode target screen, the gun including an electron emitting source aligned with an adjustably biased grid means for controlling the current level of the electron beam, and external circuit means connected to the grid means and to the source for adjusting the current level of the electron beam and the electron emission capability of the source correspondingly.

Find Patent Forward Citations

Dallos, Andras. (1979). Brightness controlled crt (U.S. Patent No. 4149110). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4149110

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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