Title:
ELECTRONIC WRIST WATCH
Document Type and Number:
Japanese Patent JPS52134771
Kind Code:
A
Abstract:
PURPOSE: To furnish a watch with semipermanent life with ultra high accuracy, high contrast sisplay easy to see and multicolor display by means of adopting high frequency crystal oscillator as well as solar battery thereby making the time correction, data correction, and battery exchange unnecessary semipermanently.
Inventors:
MARUYAMA KAZUAKI
Application Number:
JP5153276A
Publication Date:
November 11, 1977
Filing Date:
May 06, 1976
Export Citation:
Assignee:
SUWA SEIKOSHA KK
International Classes:
G04G9/00; G02F1/15; G02F1/153; G02F1/17; G04C10/02; G04G19/00; G09F9/30; (IPC1-7): G04C3/00; G09F9/00