Photographic objective lenses,申请号GB19290024819-传众专利搜索

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发明名称	Photographic objective lenses
摘要
申请公布号	GB335335(A)	申请公布日期	1930.09.25
申请号	GB19290024819	申请日期	1929.08.14
申请人	BENJAMIN ELLAN LUBOSHEZ	发明人
分类号	G02B13/00	主分类号	G02B13/00
代理机构		代理人
主权项
地址

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