| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a calling device which does not give discomfort to a customer by surely erasing a calling number. <P>SOLUTION: The calling device comprises a slave unit mounted on a cradle and a master unit for displaying information of the slave unit of a calling source in response to the calling from the slave unit, and further includes an apparatus having weak radio wave signal transmission means which can transmit a weak radio wave signal to the slave unit. The slave unit includes weak radio wave signal reception means for receiving the weak radio wave signal from the apparatus, and erasure signal transmission means for transmitting an erasure signal for urging the erasure of information of the calling source slave unit to the master unit when the weak radio wave signal reception means receives the weak radio wave signal. <P>COPYRIGHT: (C)2013,JPO&INPIT |
