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发明名称
Elektrische Abbildungslinse aus mehreren auf verschiedenem Potential befindlichen Elektroden
摘要
申请公布号
DE714010(C)
申请公布日期
1941.11.19
申请号
DE1935T045089D
申请日期
1935.03.19
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
KNOLL DR. MAX
分类号
H01J29/62
主分类号
H01J29/62
代理机构
代理人
主权项
地址
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