| 摘要 |
PURPOSE: A multiple market consuming and confirming system is provided to accept applied consumptions having a proper programming. CONSTITUTION: A network connects a plurality of locations in a printing system. An exchangeable unit locates in the locations connected to network. The exchangeable unit has a memory structure. The memory structure has identification data, a key code element, and a confirmation code. A controlling unit(80) is connected to the exchangeable unit.
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