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发明名称
Einrichtung zur Erzeugung von Kurzwellen nach dem Raumladungsprinzip
摘要
申请公布号
DE719653(C)
申请公布日期
1942.04.13
申请号
DE1938H157842D
申请日期
1938.12.01
申请人
DR. ERICH HABANN
发明人
HABANN DR. ERICH
分类号
H01J25/66
主分类号
H01J25/66
代理机构
代理人
主权项
地址
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