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:
Jun. 10, 1980
Filed:
Jul. 03, 1978
Satoru Fukutome, Tanashi, JP;
Yasuo Maekawa, Tanashi, JP;
Citizen Watch Co., Ltd., Tokyo, JP;
Abstract
An electronic wristwatch case construction in which a sound-emitting cover has a battery replacement hole and a plurality of sound-emitting holes. A fixing ring is disposed in concentric relationship with respect to the battery replacement hole of the sound-emitting cover, and a vibrating plate cooperating with a piezoelectric vibrating element for an alarm is spaced from the sound-emitting cover. A battery hatch is detachably fastened to the fixing ring, and a sealing ring is disposed between the battery hatch and the fixing ring to provide a water-tight sealing therebetween.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile