Printing and office machinery – Typewriter or calculator – Element or attachment
Patent
1985-06-17
1987-07-07
Zarfas, Louis S.
Printing and office machinery
Typewriter or calculator
Element or attachment
Patent
active
D02907151
REFERENCES:
patent: D244965 (1977-07-01), Trezise et al.
patent: D261277 (1981-10-01), Hashimoto et al.
patent: 4071132 (1978-01-01), Steinke et al.
Office Products Dealer, 2/1980, p. 95-Ribbon Cartridge at top right center.
Omino Seiichi
Shimoyama Noboru
Canon Kabushiki Kaisha
Zarfas Louis S,.
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