Improvements in or relating to optical apparatus,申请号GB19430016994-传众专利搜索

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发明名称	Improvements in or relating to optical apparatus
摘要
申请公布号	GB569118(A)	申请公布日期	1945.05.04
申请号	GB19430016994	申请日期	1943.10.15
申请人	SCOPHONY LIMITED;ALBERT ERNEST ADAMS	发明人
分类号	G02B27/10	主分类号	G02B27/10
代理机构		代理人
主权项
地址

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