Perfectionnements aux appareils de mesure,申请号FRD833142-传众专利搜索

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发明名称	Perfectionnements aux appareils de mesure
摘要
申请公布号	FR833142(A)	申请公布日期	1938.10.12
申请号	FRD833142	申请日期	1938.02.04
申请人	COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON	发明人
分类号	G01R1/30	主分类号	G01R1/30
代理机构		代理人
主权项
地址

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