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发明名称
IMPLEMENT FOR KEEPING FRESHNESS OF FOOD OR WATER
摘要
<p>The invention provides an implement for keeping the freshness of food or water which comprises a resin composition, particularly a hygroscopic resin composition, containing (or coated with) far infrared radiating ceramics.</p>
申请公布号
WO1990001880(P1)
申请公布日期
1990.03.08
申请号
JP1989000885
申请日期
1989.08.30
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发明人
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