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:
Dec. 20, 1977
Filed:
Oct. 26, 1976
Applicant:
Inventors:
William Lodewijk Kuijer, Eindhoven, NL;
Peter Ivan Sygall, Eindhoven, NL;
Paulus Johannes Wennekes, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; H01K / ;
U.S. Cl.
CPC ...
427106 ; 118317 ; 427233 ;
Abstract
A method of applying a longitudinally extending coating of a reflecting or luminescent material in a tubular lamp by means of a nozzle which travels along the longitudinal axis of the lamp envelope. A plurality of spraying jets are so disposed that the suspension or solution, lands on a portion of the envelope immediately adjacent to the slot to be formed.