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经营范围
发明名称
Impregnated material
摘要
申请公布号
US2093451(A)
申请公布日期
1937.09.21
申请号
US19340758726
申请日期
1934.12.22
申请人
CELANESE CORPORATION
发明人
JENETT HENRY
分类号
D06M23/18
主分类号
D06M23/18
代理机构
代理人
主权项
地址
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