发明名称 COVER FOR SWIMMING POOL
摘要 <p>A thermal blanket or cover for a swimming pool. The blanket consists of a covering of flexible plastic sheet material to which are secured strips of foam-backed plastic sheet material to provide flotation and reinforcement.</p>
申请公布号 CA1057620(A) 申请公布日期 1979.07.03
申请号 CA19780307263 申请日期 1978.07.12
申请人 HINSPERGER, CORNELIUS A. 发明人 HINSPERGER, CORNELIUS A.
分类号 E04H4/10;(IPC1-7):04H3/19 主分类号 E04H4/10
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