Lens testing device,申请号US19470737607-传众专利搜索

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法人/股东/高管

发明名称	Lens testing device
摘要
申请公布号	US2481716(A)	申请公布日期	1949.09.13
申请号	US19470737607	申请日期	1947.03.27
申请人	BLACK FREEMAN C	发明人	BLACK FREEMAN C.
分类号	A61B3/04;A61B3/11;G01M11/02	主分类号	A61B3/04
代理机构		代理人
主权项
地址

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