Printing and office machinery – Typewriter or calculator – Element or attachment
Patent
1980-09-24
1983-08-09
Zarfas, Louis S.
Printing and office machinery
Typewriter or calculator
Element or attachment
D1899
Patent
active
D02700719
REFERENCES:
patent: D259347 (1981-05-01), Hirata et al.
patent: 2963137 (1960-12-01), McDonough et al.
Industrial Design, May-Jun. 1978, p. 25-Editing Terminal at bottom right.
Siemens Aktiengesellschaft
Zarfas Louis S,.
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