Perfectionnements aux compteurs de vitesse,申请号FRD828478-传众专利搜索

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发明名称	Perfectionnements aux compteurs de vitesse
摘要
申请公布号	FR828478(A)	申请公布日期	1938.05.18
申请号	FRD828478	申请日期	1937.01.29
申请人		发明人	SEIGNOL EDOUARD
分类号	G01P3/10	主分类号	G01P3/10
代理机构		代理人
主权项
地址

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