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经营范围
发明名称
Coloration of articles of polymeric esters or ethers
摘要
申请公布号
GB779219(A)
申请公布日期
1957.07.17
申请号
GB19550019814
申请日期
1955.07.08
申请人
CELANESE CORPORATION OF AMERICA
发明人
分类号
D06P1/92
主分类号
D06P1/92
代理机构
代理人
主权项
地址
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