Subscription television system,申请号US19510230618-传众专利搜索

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发明名称	Subscription television system
摘要
申请公布号	US2816156(A)	申请公布日期	1957.12.10
申请号	US19510230618	申请日期	1951.06.08
申请人	ZENITH RADIO CORPORATION	发明人	PAWLEY MYRON G.;SACKS JACOB M.
分类号	H04N7/167	主分类号	H04N7/167
代理机构		代理人
主权项
地址

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