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. 24, 1976
Filed:
Feb. 21, 1975
Applicant:
Inventor:
Ernst Machiel Schmidt, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
240-13 ;
Abstract
A flash lamp unit which comprises at least two rows of flash lamps pointing in opposite directions. In one form the flash lamps are covered by a common cap of a transparent material and two or more strips of an opaque material secured to said cap. Each strip covers one row of flash lamps and is removable from the unit independently of the other.