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发明名称
Improvements in polymers
摘要
申请公布号
GB648658(A)
申请公布日期
1951.01.10
申请号
GB19480026984
申请日期
1948.10.18
申请人
UNITED STATES RUBBER COMPANY
发明人
分类号
C08F20/12
主分类号
C08F20/12
代理机构
代理人
主权项
地址
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