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Electronic watch-chronograph
T961001 Electronic watch-chronograph

Patent Drawings:
Inventor: Prinz
Date Issued: August 2, 1977
Application: 05/753,718
Filed: December 23, 1976
Inventors: Prinz; Francois (Brugg, CH)
Assignee: Heuer-Leonidas S.A. (Berne, CH)
Primary Examiner:
Assistant Examiner:
Attorney Or Agent:
U.S. Class: 362/23; 368/29; 968/954; 968/DIG.1
Field Of Search:
International Class:
U.S Patent Documents:
Foreign Patent Documents:
Other References:

Abstract: an electronic watch-chronograph comprising a watch portion having an electronic arrangement for the measurement and display of the time of day, and a chronograph portion having an electronic arrangement for the measurement and display of the duration of a period of counted time, the first-mentioned display comprising statically-controlled display elements and the second-mentioned display comprising electroluminescent display elements.
Claim:
Description:
 
 
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