Control valve in a percussion device and a method comprising a closed pressure space at the end position of the piston,申请号AU20040213190-传众专利搜索

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发明名称	Control valve in a percussion device and a method comprising a closed pressure space at the end position of the piston
摘要
申请公布号	AU2004213190(B2)	申请公布日期	2008.11.06
申请号	AU20040213190	申请日期	2004.02.23
申请人	SANDVIK TAMROCK OY	发明人	ANTTI KOSKIMAKI;MARKKU KESKINIVA;ERKKI AHOLA;JORMA MAKI
分类号	B25D9/18;B25D9/20	主分类号	B25D9/18
代理机构		代理人
主权项
地址

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