Passerelle pour véhicules de voies ferrées,申请号FRD687192-传众专利搜索

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发明名称	Passerelle pour véhicules de voies ferrées
摘要
申请公布号	FR687192(A)	申请公布日期	1930.08.05
申请号	FRD687192	申请日期	1929.12.24
申请人		发明人	RONAI JULIUS
分类号	B61D17/20	主分类号	B61D17/20
代理机构		代理人
主权项
地址

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