Aus einem bereits bestehenden 4-MHz-System aufgebautes 12-MHz-Traegerfrequenzsystem,申请号DE1956F021528-传众专利搜索

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发明名称	Aus einem bereits bestehenden 4-MHz-System aufgebautes 12-MHz-Traegerfrequenzsystem
摘要
申请公布号	DE1025457(B)	申请公布日期	1958.03.06
申请号	DE1956F021528	申请日期	1956.10.30
申请人	FELTEN & GUILLEAUME FERNMELDEANLAGEN G.M.B.H.	发明人	MAERKL DIPL.-ING. GEORG
分类号	H04J1/00;H04J1/04	主分类号	H04J1/00
代理机构		代理人
主权项
地址

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