Printing and office machinery – Typewriter or calculator – Calculator
Patent
1979-01-19
1981-04-21
Zarfas, Louis S.
Printing and office machinery
Typewriter or calculator
Calculator
D1801
Patent
active
D02589664
REFERENCES:
patent: D203766 (1966-02-01), Maifeld, Jr.
patent: D216374 (1969-12-01), Yran
patent: 3415447 (1968-12-01), Heyer
Merchandising, 6/1976, p. 76-"Biolator" at right.
Retailing Home Furnishings, 1/1/79, Section One, p. 66--Zodiac astrology computer at top left.
Kosmos International Ltd.
Zarfas Louis S,.
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