Horology: time measuring systems or devices – Chronological – With electro-optical display
Patent
1982-12-07
1984-11-27
Curtis, Marshall M.
Horology: time measuring systems or devices
Chronological
With electro-optical display
340716, 340765, 340792, 340715, 368 41, G09G 304
Patent
active
044854633
ABSTRACT:
A time display device includes a memory, in which a plurality of successive time data items are memorized. With the operation of an external manual switch, two or more time data items among those memorized in the memory are read out and supplied to an optical display unit. Two or more time data items are simultaneously displayed in the optical display unit.
REFERENCES:
patent: 3999050 (1976-12-01), Pitroda
patent: 4162610 (1979-07-01), Levine
patent: 4231640 (1980-11-01), Funada et al.
patent: 4335936 (1982-06-01), Nonomura et al.
patent: 4371870 (1983-02-01), Biferno
Casio Computer Co. Ltd.
Curtis Marshall M.
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