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经营范围
发明名称
Improvement in plastic composition
摘要
申请公布号
GB752820(A)
申请公布日期
1956.07.18
申请号
GB19540006908
申请日期
1954.03.09
申请人
E. I. DU PONT DE NEMOURS AND CO.
发明人
分类号
B29C33/60;C08K5/20
主分类号
B29C33/60
代理机构
代理人
主权项
地址
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