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发明名称
Kathode und Verfahren zu deren Herstellung.
摘要
申请公布号
CH307121(A)
申请公布日期
1955.05.15
申请号
CHD307121
申请日期
1951.12.14
申请人
EGYESULT IZZOLAMPA ES VILLAMOSSAGI RESZVENYTARSASAG
发明人
RESZVENYTARSASAG EGYESULT IZZOLAMPA ES VILLAMOSSAGI
分类号
H01J1/28
主分类号
H01J1/28
代理机构
代理人
主权项
地址
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