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发明名称
Collapsible weatherproof cover for swimming pools
摘要
申请公布号
US3361144(A)
申请公布日期
1968.01.02
申请号
US19650503690
申请日期
1965.10.23
申请人
FOLD-WAY COVERS LIMITED
发明人
FOLKES DAVID
分类号
E04H4/10
主分类号
E04H4/10
代理机构
代理人
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