Printing and office machinery – Printing equipment – Hand held or manipulated
Patent
1977-06-10
1979-10-30
Zarfas, Louis S.
Printing and office machinery
Printing equipment
Hand held or manipulated
D1802
Patent
active
D02533146
REFERENCES:
patent: D203494 (1966-01-01), Dietrich
patent: D229864 (1974-01-01), Frick
patent: D232945 (1974-09-01), Conway et al.
patent: 3752391 (1973-08-01), Leonard et al.
Denon Advertising Flyer, Electronic Calculater on cover & inside.
Miles Laboratories Inc.
Schwalbach Joseph C.
Zarfas Louis S,.
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