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发明名称
Improvements relating to the purification of impure noble metals
摘要
申请公布号
GB477522(A)
申请公布日期
1937.12.28
申请号
GB19360017817
申请日期
1936.06.26
申请人
THE DISTILLERS COMPANY LIMITED;HERBERT LANGWELL
发明人
分类号
C22B11/00
主分类号
C22B11/00
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代理人
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