Printing and office machinery – Typewriter or calculator
Patent
1987-07-08
1990-10-02
Holtje, Nelson C.
Printing and office machinery
Typewriter or calculator
Patent
active
D03110192
REFERENCES:
patent: D224942 (1972-10-01), Funato et al.
patent: D259121 (1981-05-01), Bellini
patent: D278247 (1985-04-01), Miyamoto et al.
patent: D278340 (1985-04-01), Enomoto
patent: D278350 (1985-04-01), Bellini
patent: D281786 (1985-12-01), Bellini
patent: D282080 (1986-01-01), Bellini
patent: D289902 (1987-05-01), Benson
patent: 4693525 (1987-09-01), Shinoto
patent: 4725157 (1988-02-01), Nakai et al.
Holtje Nelson C.
Ing. C. Olivetti & C. S.p.A.
Veynar Caron D.
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