Printing and office machinery – Typewriter or calculator
Patent
1987-04-17
1990-11-06
Holtje, Nelson C.
Printing and office machinery
Typewriter or calculator
Patent
active
D03119262
REFERENCES:
patent: D281509 (1985-11-01), Jolliffe
patent: D290849 (1987-07-01), Gubbe et al.
patent: D299248 (1989-01-01), Kasagi et al.
patent: D299249 (1989-01-01), Kasag et al.
patent: D301041 (1989-05-01), Kasprzycki
Ericsson 7700 Typewriter brochure.
Holtje Nelson C.
Smith Corona Corporation
Veynar Caron D.
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