发明名称 Location display apparatus
摘要 A location display apparatus has a display section for displaying a location and voice-synthesizes the location in response to a DTMF signal received from a circuit so as to transmit a corresponding message to the circuit. Moreover, in accordance with received DTMF signals, a power source of the apparatus is controlled, the message is transferred, and the displayed location is changed.
申请公布号 US5867563(A) 申请公布日期 1999.02.02
申请号 US19950573538 申请日期 1995.12.15
申请人 CANON KABUSHIKI KAISHA 发明人 KATO, MASAMI;MATSUMOTO, KENTARO;MAKINO, TSUNEHIRO;HASHIMOTO, YASUNORI;NAKANISHI, HIROYUKI;NAKAMURA, YASUYUKI;TAKAHASHI, ATSUSHI
分类号 H04M3/22;(IPC1-7):H04M3/22 主分类号 H04M3/22
代理机构 代理人
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