Printing and office machinery – Typewriter or calculator – Element or attachment
Patent
1983-12-08
1985-11-12
Zarfas, Louis S.
Printing and office machinery
Typewriter or calculator
Element or attachment
D14 11
Patent
active
D02813327
REFERENCES:
patent: D230991 (1974-03-01), Catto et al.
patent: D263222 (1982-03-01), Driscoll
patent: D265566 (1982-07-01), Christie et al.
patent: 4175877 (1979-11-01), Randolph
Nagashima Masasumi
Nibley Richard
Canon Kabushiki Kaisha
Zarfas Louis S,.
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