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发明名称
METHOD OF OBTAINING NEW POLYARYLOALKYLOETHEROSULFONES
摘要
申请公布号
PL110188(B2)
申请公布日期
1980.07.31
申请号
PL19780209975
申请日期
1978.09.28
申请人
发明人
分类号
C08G;C08G75/23;(IPC1-7):C08G75/23
主分类号
C08G
代理机构
代理人
主权项
地址
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