Time correction device for digital indication electronic watch

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58 23R, 58 50R, G04B 2700

Patent

active

039423182

ABSTRACT:
A digital indication electronic wristwatch having a liquid crystal display panel driven by the output of a standard oscillator through frequency divider circuitry. Time regulation is provided by means of a first switch for resetting the entire frequency dividing circuit and a second switch for individually resetting that portion of the frequency divider circuit whose output corresponds to a 1-second or 1-minute signal. If desired, further switches may be provided for individually resetting those portions of the frequency divider circuit whose output corresponds respectively to the 10-second, 10-minute or 1-hour signal.

REFERENCES:
patent: 3596462 (1971-08-01), Hayes
patent: 3668859 (1972-06-01), Polin et al.
patent: 3672155 (1972-06-01), Bergey et al.
patent: 3678680 (1972-07-01), Fujita
patent: 3707071 (1972-12-01), Walton
patent: 3742698 (1973-07-01), Naito
patent: 3795098 (1974-03-01), Fujita

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