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经营范围
发明名称
Anion-exchange resins from aminated aryl acetylene
摘要
申请公布号
US2670334(A)
申请公布日期
1954.02.23
申请号
US19520319171
申请日期
1952.11.06
申请人
KOPPERS COMPANY, INC.
发明人
D'ALELIO GAETANO F.
分类号
C08F8/30;C08F8/44
主分类号
C08F8/30
代理机构
代理人
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地址
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