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经营范围
发明名称
Gegentakt-Kurzwellenroehre mit zwei Entladungssystemen
摘要
申请公布号
DE748305(C)
申请公布日期
1952.06.03
申请号
DE1937T053215D
申请日期
1937.08.26
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
ROTHE DR. HORST;KLEEN DR. WERNER
分类号
H01J19/78
主分类号
H01J19/78
代理机构
代理人
主权项
地址
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