发明名称 Management system for managing maintenance information of image forming apparatus
摘要 There is disclosed a management system comprising an information management apparatus for managing maintenance information of image forming apparatuses, and a transmitter connected to the image forming apparatuses. In the management system, the transmitter transmits the maintenance information to the information management apparatus through a telephone line and an exchange unit, and a line controller connects the telephone to the telephone line so as to speak using the telephone normally, and further, cancels the connection of the telephone to the telephone line and connects the transmitter to the telephone line when the transmitter transmits the maintenance information to the information management apparatus.
申请公布号 US5224157(A) 申请公布日期 1993.06.29
申请号 US19900526900 申请日期 1990.05.22
申请人 MINOLTA CAMERA KABUSHIKI KAISHA 发明人 YAMADA, HIROKAZU;HAMANO, KANAKO;ITO, HIDEO
分类号 H04M11/00 主分类号 H04M11/00
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