INCRUCISARE DE TRECERE A LINIILOR DE CALE FERATA,申请号RO19740078272-传众专利搜索

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发明名称	INCRUCISARE DE TRECERE A LINIILOR DE CALE FERATA
摘要
申请公布号	RO65850(A)	申请公布日期	1980.06.15
申请号	RO19740078272	申请日期	1974.04.02
申请人	VOEST ALPINE MONTAN AG	发明人	PIRKER,ROBERT,AT
分类号	E01B7/30;(IPC1-7):01B7/00	主分类号	E01B7/30
代理机构		代理人
主权项
地址

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