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发明名称
Method of and means for determining alpha constituent in alpha mixture of substances
摘要
申请公布号
US1758088(A)
申请公布日期
1930.05.13
申请号
US19270216086
申请日期
1927.08.29
申请人
SIEMENS & HALSKE, AKTIENGESELLSCHAFT
发明人
SCHMICK HANS
分类号
B22C15/10;G01N21/35
主分类号
B22C15/10
代理机构
代理人
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