Rørhåndteringsudstyr og fremgangsmåde til betjening heraf til en bjergboremaskine,申请号DK19930850062T-传众专利搜索

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发明名称	Rørhåndteringsudstyr og fremgangsmåde til betjening heraf til en bjergboremaskine
摘要
申请公布号	DK0565502(T3)	申请公布日期	1997.02.17
申请号	DK19930850062T	申请日期	1993.03.30
申请人	NYMAN, KARL-ERIK	发明人	NYMAN, KARL-ERIK
分类号	E21B7/20;E21B19/20;(IPC1-7):E21B19/20	主分类号	E21B7/20
代理机构		代理人
主权项
地址

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