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:
Nov. 20, 1979
Filed:
Oct. 31, 1977
Applicant:
Inventor:
James T Asaki, Middletown, NJ (US);
Assignee:
International Telephone & Telegraph Corporation, Nutley, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
362 18 ; 362303 ;
Abstract
The unit includes a flexible filter contained in a casing and an actuating arrangement for the filter to position the filter in front of the flash lamp in an operative or first position thereof and to retract the filter from in front of the flash lamp in an inoperative or second position thereof.