Apparat til Vekselstrømstelegrafering med Frekvensfordobling.,申请号DK19410001266-传众专利搜索

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发明名称	Apparat til Vekselstrømstelegrafering med Frekvensfordobling.
摘要
申请公布号	DK63801(C)	申请公布日期	1945.08.13
申请号	DK19410001266	申请日期	1941.06.30
申请人	C. LORENZ AKTIENGESELLSCHAFT	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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