| 摘要 |
PROBLEM TO BE SOLVED: To make compactly attachable an IC key holder to a commodity or article to handle and to make storable many pieces of information on the feature, characteristic, etc., of the commodity or article. SOLUTION: The device is constituted to write and/or read information by radio without contact to use for the quality display and handling or distribution management of various kinds of parts and small articles. The device is provided with an antenna and an IC chip including various kinds of parts inside of a main body 3 and fitted to the various kinds of parts and small articles to store various kinds of information on the characteristic, quality, price, etc., of the parts, small matters, etc. |
