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经营范围
发明名称
Self-sealing shingle
摘要
申请公布号
US2666402(A)
申请公布日期
1954.01.19
申请号
US19480043459
申请日期
1948.08.10
申请人
JOHNS-MANVILLE CORPORATION
发明人
CLARVOE GEORGE W.
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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