Electrical picture-transmission receiving system,申请号US19260126505-传众专利搜索

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发明名称	Electrical picture-transmission receiving system
摘要
申请公布号	US1745756(A)	申请公布日期	1930.02.04
申请号	US19260126505	申请日期	1926.08.02
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	GRAY FRANK
分类号	H04N5/66	主分类号	H04N5/66
代理机构		代理人
主权项
地址

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