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发明名称
Method of making roofing
摘要
申请公布号
US1886456(A)
申请公布日期
1932.11.08
申请号
US19290375996
申请日期
1929.07.05
申请人
THE PATENT AND LICENSING CORPORATION
发明人
WETTLAUFER JULES L.
分类号
E04D1/26
主分类号
E04D1/26
代理机构
代理人
主权项
地址
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