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经营范围
发明名称
Preparation of intermediates
摘要
申请公布号
US2357912(A)
申请公布日期
1944.09.12
申请号
US19400323894
申请日期
1940.03.14
申请人
CELANESE CORPORATION OF AMERICA
发明人
SEYMOUR GEORGE W.;SALVIN VICTOR S.
分类号
主分类号
代理机构
代理人
主权项
地址
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