Data communication system

Details Data communication system Data communication system

1987-02-02

1989-09-19

Lall, Parshotam S.

Boots, shoes, and leggings

3582611, 379114, 379131, H04M 1500, H04N 1419, G06F 1520

Patent

active

048687588

ABSTRACT:
A data communication system comprises calculation means for calculating a communication charge to be charged when a given amount of data is to be transmitted, and display means for displaying the calculated communication charge prior to the data transmission.

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