Improvements in or relating to lenses,申请号GB19380032000-传众专利搜索

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发明名称	Improvements in or relating to lenses
摘要
申请公布号	GB517501(A)	申请公布日期	1940.01.31
申请号	GB19380032000	申请日期	1938.11.04
申请人	KODAK LIMITED	发明人
分类号	G02B9/12	主分类号	G02B9/12
代理机构		代理人
主权项
地址

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