Appareil destiné à enregistrer et à mesurer le degré d'imperfection des chaussées,申请号FRD978714-传众专利搜索

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发明名称	Appareil destiné à enregistrer et à mesurer le degré d'imperfection des chaussées
摘要
申请公布号	FR978714(A)	申请公布日期	1951.04.17
申请号	FRD978714	申请日期	1949.01.06
申请人		发明人	PAOLI ROBERT-PHILIPPE-JEAN
分类号	G01C7/00	主分类号	G01C7/00
代理机构		代理人
主权项
地址

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