| 摘要 |
<P>PROBLEM TO BE SOLVED: To easily retrieve a lost article. <P>SOLUTION: In this retrieval system for retrieving the article 10 by applying a label 20 onto the article 20, a circuit part is built in the label 20 to write and read information under a non-contact condition, and an information writing/reading device 30 constituted to read the information written in the circuit part under a non-contact condition is provided to output prescribed information when reading information based on an assignment from an outside out of the circuit part. <P>COPYRIGHT: (C)2004,JPO |
