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经营范围
发明名称
Polymerization of lactams
摘要
申请公布号
GB986678(A)
申请公布日期
1965.03.17
申请号
GB19610030873
申请日期
1961.10.24
申请人
FOSTER GRANT CO., INC.
发明人
分类号
C08G69/18
主分类号
C08G69/18
代理机构
代理人
主权项
地址
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