Printing and office machinery – Typewriter or calculator – Point-of-sale type terminal
Patent
1991-09-27
1994-07-19
Douglas, Alan P.
Printing and office machinery
Typewriter or calculator
Point-of-sale type terminal
Patent
active
D03488969
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patent: D275937 (1984-10-01), Lederman
patent: D283711 (1986-05-01), Deura et al.
patent: D292709 (1987-11-01), Kosako
patent: D295175 (1988-04-01), Long
patent: D303521 (1989-09-01), Savio et al.
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patent: D311178 (1990-10-01), Goodner
Brochure for Compact Electronic Payment Terminal Model TPC E 232, Electronique Serge Dassault, 2 pages, no date.
Kumar Rajendra
Morrison, II John W.
Douglas Alan P.
Hunt Ann
Khyber Technologies Corporation
Robbins Howard S.
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