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发明名称
Cathode
摘要
申请公布号
CH318309(A)
申请公布日期
1956.12.31
申请号
CHD318309
申请日期
1952.12.31
申请人
STANDARD TELEPHONE ET RADIO S. A.
发明人
K. WING,ARTHUR;J. MARCHESE,THEODORE
分类号
H01J1/18
主分类号
H01J1/18
代理机构
代理人
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地址
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