Computer controlled time clock with fold-up keyboard

Measuring – testing – or signalling instruments – Time-measuring instrument or casing – Recording – e.g. – time clock – etc.

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D03041620

REFERENCES:
patent: D254195 (1980-02-01), Genaro et al.
patent: D263707 (1982-04-01), Fukushima et al.
patent: D276220 (1984-11-01), Witts et al.
patent: D277170 (1985-01-01), Sugiyama et al.
patent: D298921 (1988-12-01), Berry, Sr. et al.
patent: 3775752 (1973-11-01), Lorenzo
patent: 4170015 (1979-10-01), Elliano et al.
patent: 4270043 (1981-05-01), Baxter et al.
patent: 4300040 (1981-11-01), Gould et al.
Brochure, Seiko Quartz System Clocks (16.8d/Sei.).
Brochure, Philips Time Master (002484083.0/3).
Brochure, Datachron.
Instruction Manual, Stromberg EPR 200 (7/25/84 pp. 1.1 and 2.1).

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