Arrangement for wireless telegraphy and telephony,申请号US19230627828-传众专利搜索

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发明名称	Arrangement for wireless telegraphy and telephony
摘要
申请公布号	US1754326(A)	申请公布日期	1930.04.15
申请号	US19230627828	申请日期	1923.03.26
申请人	GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M. B. H.	发明人	LEIB AUGUST
分类号	H04K1/00	主分类号	H04K1/00
代理机构		代理人
主权项
地址

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