Portable payment terminals and network for such terminals

Details Portable payment terminals and network for such terminals Portable payment terminals and network for such terminals

1993-12-07

1995-02-07

Nelms, David C.

Registers

Systems controlled by data bearing records

Credit or identification card systems

235381, G06K 500

Patent

active

053877845

ABSTRACT:
A point-of-transaction system for processing electronic payments of transions includes portable payment terminals, each having a keyboard for entering transaction data and an interface for communicating without wires with a distant central station and, in turn, to a processing center in telephone communication with the central station.

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