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发明名称
Production of metals
摘要
申请公布号
US3005859(A)
申请公布日期
1961.10.24
申请号
US19580730575
申请日期
1958.04.24
申请人
NATIONAL RESEARCH CORPORATION
发明人
CANDIDUS EDWARD S.
分类号
H01J37/30;H01J37/305
主分类号
H01J37/30
代理机构
代理人
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地址
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