Horology: time measuring systems or devices – Chronological – With electro-optical display
Patent
1977-12-20
1980-04-08
Miska, Vit W.
Horology: time measuring systems or devices
Chronological
With electro-optical display
368 88, 368294, G04C 300, G04B 1930
Patent
active
041965779
ABSTRACT:
An extremely thin digital electronic timepiece comprising an electrooptical display element is disclosed. The timepiece essentially consists of a connector frame, supporting plate, flexible film-shaped circuit substrate and base plate. These constitutional members are manufactured in mass production scale by injection molding process, press working process etc. The circuit substrate is sandwiched between the supporting plate and the base plate. A portion of the connector frame is used to secure together the constitutional members into one integral body.
REFERENCES:
patent: 3863436 (1975-02-01), Schwarzschild et al.
patent: 3905666 (1975-09-01), Grimm et al.
patent: 3973388 (1976-08-01), Yoshida et al.
patent: 3983689 (1976-10-01), Burke et al.
patent: 4042861 (1977-08-01), Yasuda et al.
patent: 4045953 (1977-09-01), Miyazaki
patent: 4064689 (1977-12-01), Yasuda et al.
patent: 4070821 (1978-01-01), Somogyi
patent: 4086752 (1978-05-01), Kishimoto
Kume Kazunari
Mouri Tadamichi
Ohno Hideshi
Osaka Takatoshi
Teramoto Kazuo
Citizen Watch Co. Ltd.
Miska Vit W.
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