TUNNEL DRIVING AND MINING MACHINE,申请号PL19860257687-传众专利搜索

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发明名称	TUNNEL DRIVING AND MINING MACHINE
摘要
申请公布号	PL257687(A1)	申请公布日期	1986.10.07
申请号	PL19860257687	申请日期	1986.01.29
申请人	VOEST ALPINE AG	发明人
分类号	E21C27/24;E21D9/10;(IPC1-7):E21C/	主分类号	E21C27/24
代理机构		代理人
主权项
地址

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