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发明名称
Barium powder getter production method
摘要
申请公布号
US3399052(A)
申请公布日期
1968.08.27
申请号
US19670680590
申请日期
1967.11.03
申请人
UNION CARBIDE CORPORATION
发明人
BOBO DONALD E.
分类号
B22F9/12;F27D11/08;H01J7/18;H05B7/18
主分类号
B22F9/12
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代理人
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