Electronic typewriter

Details Electronic typewriter Electronic typewriter

1978-12-26

1981-03-24

Zarfas, Louis S.

Printing and office machinery

Typewriter or calculator

D1801

Patent

active

D02586630

REFERENCES:
patent: D231635 (1974-05-01), Penney
patent: D235579 (1975-06-01), DeTomaso et al.
patent: D241774 (1976-10-01), Clowe
Office Products, Jul. 1978, pp. 98-99 (Insert Business Reply Card)-Typewrier in Photo.

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