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发明名称
Roofing tile
摘要
申请公布号
US1868803(A)
申请公布日期
1932.07.26
申请号
US19260112815
申请日期
1926.06.01
申请人
THE PATENT AND LICENSING CORPORATION
发明人
OVERBURY FREDERICK C.
分类号
E04D1/04;E04D1/10
主分类号
E04D1/04
代理机构
代理人
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地址
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