Pénétrateur en diamant pour éprouver la dureté des métaux.,申请号CHD251916-传众专利搜索

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发明名称	Pénétrateur en diamant pour éprouver la dureté des métaux.
摘要
申请公布号	CH251916(A)	申请公布日期	1947.11.30
申请号	CHD251916	申请日期	1946.04.18
申请人	FROMHOLT,FELIX	发明人	FROMHOLT,FELIX
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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