Horology: time measuring systems or devices – Chronological – With simultaneous time indicating means
Patent
1991-10-25
1993-06-22
Miska, Vit W.
Horology: time measuring systems or devices
Chronological
With simultaneous time indicating means
368 80, 368 82, 368228, 368250, G04B 2302, G04B 1904
Patent
active
052220532
ABSTRACT:
An analog electronic watch includes a dial provided with a window, an electro-optical display device arranged below the window, and a shutter plate, movably arranged between the dial and the electro-optical display device, for opening and closing the window. The shutter plate is moved at a preset time to expose the electro-optical display device through the window of the dial, so that an alarm information displayed on the electro-optical display device becomes visible from outside.
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Patent Abstracts of Japan, vol. 14, No. 029, Oct. 20, 1989 Citizen Watch Co., Ltd., Kato Yoshiaki, Composite Display Electronic Time-Piece.
Patent Abstracts of Japan, vol. 135, No. 000, Dec., 1989 Combined Display Electronic Timepiece, Ichikawa Shingo.
Casio Computer Co. Ltd.
Miska Vit W.
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