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发明名称
Method and apparatus for producing spectrally pure gallium
摘要
申请公布号
US2927853(A)
申请公布日期
1960.03.08
申请号
US19580744781
申请日期
1958.06.26
申请人
SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
MERKEL HANS
分类号
C22B58/00
主分类号
C22B58/00
代理机构
代理人
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