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发明名称
Cathodes en alliages tungstène-zirconium-nickel
摘要
申请公布号
FR1204648(A)
申请公布日期
1960.01.27
申请号
FRD1204648
申请日期
1958.05.05
申请人
SUPERIOR TUBE COMPANY
发明人
分类号
H01J1/26
主分类号
H01J1/26
代理机构
代理人
主权项
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