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发明名称
Production of waterproof materials
摘要
申请公布号
US1963975(A)
申请公布日期
1934.06.26
申请号
US19290378821
申请日期
1929.07.16
申请人
CELANESE CORPORATION OF AMERICA
发明人
ELLIS GEORGE HOLLAND
分类号
D06M13/188
主分类号
D06M13/188
代理机构
代理人
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地址
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