Modulating system for ultra short waves,申请号US19330702443-传众专利搜索

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发明名称	Modulating system for ultra short waves
摘要
申请公布号	US2038992(A)	申请公布日期	1936.04.28
申请号	US19330702443	申请日期	1933.12.15
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	CHAFFEE JOSEPH G.
分类号	H01J25/68	主分类号	H01J25/68
代理机构		代理人
主权项
地址

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