Printing and office machinery – Typewriter or calculator
Patent
1978-02-06
1979-11-06
Zarfas, Louis S.
Printing and office machinery
Typewriter or calculator
D1801
Patent
active
D02533537
REFERENCES:
patent: D205742 (1966-09-01), Sundberg
patent: D219718 (1971-01-01), Penney
patent: D237109 (1975-10-01), Genaro et al.
patent: D237215 (1975-10-01), Bellini
Design, Apr. 1959, p. 56, item 7--Portable Typewriter at left.
SCM Corporation
Wolson Milton M.
Zarfas Louis S,.
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