Telephone-calculator console

Details Telephone-calculator console Telephone-calculator console

1983-07-18

1986-09-23

Zarfas, Louis S.

Printing and office machinery

Typewriter or calculator

Combined

D14 53, D14 58

Patent

active

D02858037

REFERENCES:
patent: D236356 (1975-08-01), Henshaw
patent: D251844 (1979-05-01), Kramer
patent: D257513 (1980-11-01), Sereika et al.
patent: D257772 (1981-01-01), Fukutani
patent: D264338 (1982-05-01), Sharp et al.
patent: D265734 (1982-08-01), Mahan
patent: D269089 (1983-05-01), Foggia et al.
patent: D269178 (1983-05-01), Foggia et al.
Office Products Dealer, 2/1980, p. 82-Telephone Calculator at top left.

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