Data communication system
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United States of America Patent
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-
Sep 19, 1989
Grant Date -
N/A
app pub date -
Feb 2, 1987
filing date -
Feb 8, 1986
priority date (Note) -
Expired
status (Latency Note)
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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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