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发明名称
1,2-naphthoquinone condensation products
摘要
申请公布号
US2554543(A)
申请公布日期
1951.05.29
申请号
US19500144589
申请日期
1950.02.16
申请人
HOFFMANN-LA ROCHE INC.
发明人
STEIGER NORBERT
分类号
C07C311/37
主分类号
C07C311/37
代理机构
代理人
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地址
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