Voiture à meuler les voies,申请号FRD815812-传众专利搜索

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发明名称	Voiture à meuler les voies
摘要
申请公布号	FR815812(A)	申请公布日期	1937.07.23
申请号	FRD815812	申请日期	1936.03.30
申请人	COMPAGNIE DU CHEMIN DE FER METROPOLITAIN DE PARIS	发明人
分类号	E01B31/17	主分类号	E01B31/17
代理机构		代理人
主权项
地址

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