Electric wave translating device,申请号US19350055549-传众专利搜索

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发明名称	Electric wave translating device
摘要
申请公布号	US2075957(A)	申请公布日期	1937.04.06
申请号	US19350055549	申请日期	1935.12.21
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	PAYNE EDWARD B.
分类号	H04B3/14	主分类号	H04B3/14
代理机构		代理人
主权项
地址

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