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发明名称
Verfahren zur Reinigung von Rohanthracen.
摘要
申请公布号
AT127389(B)
申请公布日期
1932.03.25
申请号
ATD127389
申请日期
1928.04.03
申请人
THE SELDEN COMPANY
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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