Perfectionnements apportés aux appareils ou machines pour la mesure des rapports, notamment aux compteurs de moyennes,申请号FRD781281-传众专利搜索

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发明名称	Perfectionnements apportés aux appareils ou machines pour la mesure des rapports, notamment aux compteurs de moyennes
摘要
申请公布号	FR781281(A)	申请公布日期	1935.05.11
申请号	FRD781281	申请日期	1934.11.15
申请人		发明人	GAUPILLAT JEAN
分类号	G01P11/00	主分类号	G01P11/00
代理机构		代理人
主权项
地址

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