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发明名称
MACHINE FOR CUTTING ROCK
摘要
申请公布号
US3563324(A)
申请公布日期
1971.02.16
申请号
USD3563324
申请日期
1969.07.09
申请人
ATLAS COPCO MCT AB.
发明人
ERNST LAUBER
分类号
E21C35/187;E21C35/22;(IPC1-7):E21C7/06;E21C7/08
主分类号
E21C35/187
代理机构
代理人
主权项
地址
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