Improvements in or relating to optical systems for television projection,申请号GB19560026547-传众专利搜索

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发明名称	Improvements in or relating to optical systems for television projection
摘要
申请公布号	GB868118(A)	申请公布日期	1961.05.17
申请号	GB19560026547	申请日期	1956.08.30
申请人	PYE LIMITED	发明人	RIDGEWAY DENIS VICTOR
分类号	H04N5/74	主分类号	H04N5/74
代理机构		代理人
主权项
地址

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