Appareil électro-mécanique de mesure dynamique,申请号FRD974249-传众专利搜索

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发明名称	Appareil électro-mécanique de mesure dynamique
摘要
申请公布号	FR974249(A)	申请公布日期	1951.02.20
申请号	FRD974249	申请日期	1948.10.01
申请人		发明人	DREYFUS JEAN ALBERT
分类号	G01N3/32	主分类号	G01N3/32
代理机构		代理人
主权项
地址

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