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发明名称
Core breaker for an earth strata cutting assembly
摘要
申请公布号
AU2004312361(A1)
申请公布日期
2005.07.21
申请号
AU20040312361
申请日期
2004.12.15
申请人
KENNAMETAL, INC.
发明人
KRIS E. STROTHMANN;TOD D. HILL
分类号
E21C27/24;E21C35/197
主分类号
E21C27/24
代理机构
代理人
主权项
地址
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