Improvements in or relating to optical gates,申请号GB19650035640-传众专利搜索

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发明名称	Improvements in or relating to optical gates
摘要
申请公布号	GB1114597(A)	申请公布日期	1968.05.22
申请号	GB19650035640	申请日期	1965.08.19
申请人	NEWMAN AND GUARDIA LIMITED	发明人	HALL HENRY JOHN;RODDA ARTHUR EDWARD
分类号	G03B27/475	主分类号	G03B27/475
代理机构		代理人
主权项
地址

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