Outil pour mesurer la hauteur du vide sous les traverses des voies ferrées,申请号FRD1041457-传众专利搜索

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发明名称	Outil pour mesurer la hauteur du vide sous les traverses des voies ferrées
摘要
申请公布号	FR1041457(A)	申请公布日期	1953.10.23
申请号	FRD1041457	申请日期	1951.08.31
申请人		发明人	BIENFAIT LOUIS-ABEYLARD-JEAN
分类号	E01B35/00	主分类号	E01B35/00
代理机构		代理人
主权项
地址

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