Improvements in or relating to electron discharge devices employing photo-conductivetargets,申请号GB19540021832-传众专利搜索

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发明名称	Improvements in or relating to electron discharge devices employing photo-conductivetargets
摘要
申请公布号	GB784863(A)	申请公布日期	1957.10.16
申请号	GB19540021832	申请日期	1954.07.27
申请人	ELECTRIC & MUSICAL INDUSTRIES LIMITED	发明人	LUBSZYNSKI HANS GERHARD;WARDLEY JOHN
分类号		主分类号
代理机构		代理人
主权项
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