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经营范围
发明名称
Roofing or surfacing material
摘要
申请公布号
US2241058(A)
申请公布日期
1941.05.06
申请号
US19400345765
申请日期
1940.07.16
申请人
LANIER EASON SIDNEY
发明人
EASON SIDNEY LANIER
分类号
E04D5/14
主分类号
E04D5/14
代理机构
代理人
主权项
地址
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