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:
May. 08, 1979
Filed:
Apr. 15, 1977
Applicant:
Inventor:
Johannes J Houtkamp, Delft, NL;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
316 19 ; 29 2516 ;
Abstract
An image intensifier tube is made by building an anode window subassembly and a cathode window subassembly each ending in a ring having a projecting peripheral edge. The two subassemblies are placed in a vacuum chamber and the two rings are peripherally interconnected by cold welding.
Houtkamp, Johannes. (1979). Method of sealing an image intensifier tube, and an image intensifier (U.S. Patent No. 4153316). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4153316
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile