| 摘要 |
<P>PROBLEM TO BE SOLVED: To simplify a management device for managing working hours and to provide a working hour management device capable of easily performing the sum-up work and a working hour management method. <P>SOLUTION: Working hour data are recorded in the memory 12 of an RFID card 10 by a reader-writer 20, the working hour data are read from the memory 12 by the reader-writer 20 at every prescribed interval of time and the read working hour data for the prescribed time are transferred to a control management device 22 and managed. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
