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发明名称
Niederfrequentes UEbertragungssystem mit selbsttaetiger Amplituden-regelung durch eine quer zum UEbertragungsweg geschaltete Impedanz-Mehrgitterroehre
摘要
申请公布号
DE754298(C)
申请公布日期
1952.07.17
申请号
DE1935E047135D
申请日期
1935.07.04
申请人
ELECTRIC & MUSICAL INDUSTRIES LTD.
发明人
分类号
H03G7/02
主分类号
H03G7/02
代理机构
代理人
主权项
地址
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