Optical eye testing apparatus,申请号US19460699113-传众专利搜索

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发明名称	Optical eye testing apparatus
摘要
申请公布号	US2485272(A)	申请公布日期	1949.10.18
申请号	US19460699113	申请日期	1946.09.25
申请人	ELLIS FREEMAN	发明人	FREEMAN ELLIS
分类号	A61B3/00	主分类号	A61B3/00
代理机构		代理人
主权项
地址

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