Improvements in or relating to means for measuring the hardness and thickness of objects,申请号GB19290005365-传众专利搜索

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发明名称	Improvements in or relating to means for measuring the hardness and thickness of objects
摘要
申请公布号	GB329629(A)	申请公布日期	1930.05.19
申请号	GB19290005365	申请日期	1929.02.18
申请人	HAROLD ASHLEY DAYNES;EDWARD BENNETT JOHNSON;THE RESEARCH ASSOCIATION OF BRITISH RUBBER MANUFACTURERS	发明人
分类号	G01N3/42	主分类号	G01N3/42
代理机构		代理人
主权项
地址

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