Improvements in or relating to refractometers,申请号GB19510019826-传众专利搜索

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发明名称	Improvements in or relating to refractometers
摘要
申请公布号	GB690268(A)	申请公布日期	1953.04.15
申请号	GB19510019826	申请日期	1951.08.22
申请人	EMANUEL GOLDBERG	发明人
分类号	G01N21/43	主分类号	G01N21/43
代理机构		代理人
主权项
地址

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