Printing and office machinery – Typewriter or calculator
Patent
1983-09-07
1986-01-07
Zarfas, Louis S.
Printing and office machinery
Typewriter or calculator
Patent
active
D02820803
REFERENCES:
patent: D258663 (1981-03-01), Bellini
Olivetti Flyer #79565, printed 4/82, Praxis 40.
Ing. C. Olivetti & C. S.p.A.
Zarfas Louis S,.
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