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经营范围
发明名称
Superpolycarbonate
摘要
申请公布号
US2210817(A)
申请公布日期
1940.08.06
申请号
US19390268819
申请日期
1939.04.19
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
PETERSON WESLEY R.
分类号
C08G63/64;C08G64/02;D01F6/62
主分类号
C08G63/64
代理机构
代理人
主权项
地址
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