| 摘要 |
PROBLEM TO BE SOLVED: To solve the inconvenience of adverse work efficiency because even a waitress not concerned needs to confirm a display since call information from a calling device has been displayed to all input devices and display devices in a restaurant premises. SOLUTION: When a call from the calling device to a specific input device is made, the call information is only displayed to the display device in the vicinity of the input device. COPYRIGHT: (C)2005,JPO&NCIPI
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