Transmitting and amplifying system,申请号US19360102821-传众专利搜索

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发明名称	Transmitting and amplifying system
摘要
申请公布号	US2157140(A)	申请公布日期	1939.05.09
申请号	US19360102821	申请日期	1936.09.26
申请人	MOLIN LOUIS A;LE BARON THEODORE	发明人	MOLIN LOUIS A.;BARON THEODORE LE
分类号	H04M9/00	主分类号	H04M9/00
代理机构		代理人
主权项
地址

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