Typewriter

Details Typewriter Typewriter

1984-11-28

1986-07-15

Zarfas, Louis S.

Printing and office machinery

Typewriter or calculator

Patent

active

D02846721

REFERENCES:
patent: D217106 (1970-04-01), Noyes
patent: D253600 (1979-12-01), McCroskery
patent: D253658 (1979-12-01), Fosella et al.
patent: D281701 (1985-12-01), Wang
The Office, 5/1983, p. 149--The Canon AP 300 Electronic Typewriter.

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