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发明名称
Roofing
摘要
申请公布号
US2890663(A)
申请公布日期
1959.06.16
申请号
US19540417603
申请日期
1954.03.22
申请人
CUTLER EARL F
发明人
CUTLER EARL F.
分类号
E04D1/28;E04D5/12
主分类号
E04D1/28
代理机构
代理人
主权项
地址
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