Printing and office machinery – Typewriter or calculator – Point-of-sale type terminal
Patent
1991-12-31
1993-02-09
Douglas, Alan P.
Printing and office machinery
Typewriter or calculator
Point-of-sale type terminal
Patent
active
D03331482
REFERENCES:
patent: D278542 (1985-04-01), Kakiuchi et al.
patent: D279687 (1985-07-01), Akiyama
patent: D302436 (1989-07-01), Kubo et al.
patent: D303536 (1989-09-01), Miyaji et al.
patent: D310212 (1990-08-01), Forsythe
patent: D319458 (1991-08-01), Ave-Lallemant
patent: D320036 (1991-09-01), Chen
Compuadd Corporation
Douglas Alan P.
Hunt Ann
LandOfFree
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