Printing and office machinery – Typewriter or calculator – Point-of-sale type terminal
Patent
1986-12-09
1990-03-13
Largen, James R.
Printing and office machinery
Typewriter or calculator
Point-of-sale type terminal
Patent
active
D03066096
REFERENCES:
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patent: D254617 (1980-04-01), Yamasaki
patent: D282552 (1986-02-01), Koppens
Koppens, deceased Leonardus
Maarschalkerweerd, executor Han
Asman Sanford J.
Largen James R.
Schlumberger Industries Inc.
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