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:
Oct. 21, 1980
Filed:
Nov. 08, 1978
Applicant:
Inventors:
Minoru Watanabe, Tokorozawa, JP;
Munetaka Tamaru, Tokyo, JP;
Assignee:
Citizen Watch Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B / ;
U.S. Cl.
CPC ...
368 28 ; 368 37 ; 368 77 ;
Abstract
A display device for calendar timepieces having a month display for the purpose of displaying the date indication in large size. To this end the device comprises a date dial and month dial, in which the month indication is displayed only at beginning of the month for informing the change of month. The month display may be performed by disclosing the month indication through an opening provided in the date dial through which the month indication is revealed or by utilizing a month indicating projection radially projected over the date dial.