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经营范围
发明名称
Roofing
摘要
申请公布号
US2007855(A)
申请公布日期
1935.07.09
申请号
US19310581565
申请日期
1931.12.17
申请人
FORD ROOFING PRODUCTS COMPANY
发明人
GUY HARRY L.
分类号
E04D1/34
主分类号
E04D1/34
代理机构
代理人
主权项
地址
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