Facsimile signal inverter,申请号US19510224925-传众专利搜索

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发明名称	Facsimile signal inverter
摘要
申请公布号	US2675489(A)	申请公布日期	1954.04.13
申请号	US19510224925	申请日期	1951.05.07
申请人	THE WESTERN UNION TELEGRAPH COMPANY	发明人	WISE RALEIGH J.;RIDINGS GARVICE H.
分类号	H04N1/00;H04N1/028;H04N1/032;H04N1/32	主分类号	H04N1/00
代理机构		代理人
主权项
地址

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