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发明名称
Coining of sodium dichromate
摘要
申请公布号
US2223771(A)
申请公布日期
1940.12.03
申请号
US19390297315
申请日期
1939.09.30
申请人
THE ECCLESTONE CHEMICAL CO., INC.
发明人
UHL PETER W.
分类号
C01G37/14;C23F11/18
主分类号
C01G37/14
代理机构
代理人
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