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:
Jan. 29, 1991
Filed:
Mar. 31, 1989
Applicant:
Inventors:
Frank P Smith, II, Dresher, PA (US);
Thomas R Krishan, Newtown Square, PA (US);
Hugh P McAdams, Jr, Port Deposit, MD (US);
Assignee:
Litton Systems, Inc., Springfield, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01Q / ;
U.S. Cl.
CPC ...
343721 ; 343749 ; 343708 ;
Abstract
A plural frequency antenna includes a plurality of antenna segment pairs, one for each frequency which is to be transmitted. The segment pairs are serially connected to one another and form a conductive path for DC current which charges a capacitor used to fire a strobe lamp mounted on the top of the antenna.