| 摘要 |
PROBLEM TO BE SOLVED: To prevent the food intoxication and the like caused by eating out-of-date foodstuff. SOLUTION: An expiration data of the foodstuff is written in an electronic tag 3 by a tag writing means. Then the foodstuff with the electronic tag is brought to an inlet to be stored in a storage. Here, a control means reads the information written in the electronic tag by a tag reading means. The control means displays the expiration data on a displaying means. As the expiration data of the foodstuff stored in a refrigerator is managed, the foodstuff can be used without wasting, and the food intoxication caused by eating the out-of-date foodstuff can be prevented. COPYRIGHT: (C)2004,JPO
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