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发明名称
Highwall mining apparatus
摘要
申请公布号
AU672163(B1)
申请公布日期
1996.09.19
申请号
AU19950028543
申请日期
1995.08.16
申请人
JOY MM DELAWARE, INC.
发明人
JOSEPH J. ZIMMERMAN
分类号
E21C25/58;E21F13/08;(IPC1-7):E21C41/18
主分类号
E21C25/58
代理机构
代理人
主权项
地址
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