Cordless telephone with internal debit and credit memory
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Aug 11, 1992
Grant Date -
N/A
app pub date -
Sep 27, 1990
filing date -
Sep 27, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of handling a charge authorization in a cordless phone (12) is provided wherein a memory (53) in the cordless phone (12) is credited (634) by a value representing a purchased amount prior to a usage of the cordless phone (12). The usage of the cordless phone is allowed (420) depending on that value which is debited (522) during the usage of the cordless phone.
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Family
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