Electronic cash register
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jan 9, 1990
Grant Date -
N/A
app pub date -
Jul 31, 1987
filing date -
Jul 31, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electronic cash register comprising a key input device having a plurality of operation keys, a file structured memory unit whose memory region is divided into a plurality of file storage regions for storing a plurality of different types of accumulated data, and a control unit for controlling the key input device and the memory unit. The control unit controls the memory unit so as to change the space allocation of a desired file storage region, generate a required file storage region, or erase a predetermined storage region.
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