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. 12, 1982
Filed:
Jan. 15, 1980
Applicant:
Inventor:
Mitsuo Sakaguchi, Tokyo, JP;
Assignee:
Kobishi America, Inc., Carson, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B / ;
U.S. Cl.
CPC ...
3403 / ; 340 63 ; 340388 ;
Abstract
An electrically-energized horn is provided which is particularly suited for use in fire alarm and burglar alarm systems, and which includes a built-in solid state electronic drive circuit including a timer network for de-energizing the horn a predetermined time after it has been activated.