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发明名称
Improvements in the production of polyacrylonitrile
摘要
申请公布号
GB701293(A)
申请公布日期
1953.12.23
申请号
GB19510000133
申请日期
1951.01.02
申请人
HAROLD NEWBY
发明人
分类号
C08F20/44
主分类号
C08F20/44
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代理人
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