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发明名称
Cathodes
摘要
申请公布号
GB1076229(A)
申请公布日期
1967.07.19
申请号
GB19640041147
申请日期
1964.10.08
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
分类号
H01J1/14;H01J1/26
主分类号
H01J1/14
代理机构
代理人
主权项
地址
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