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发明名称
PROSEKTIL FOR BRYTNING AV ETT FAST MATERIAL
摘要
申请公布号
SE404396(B)
申请公布日期
1978.10.02
申请号
SE19760012274
申请日期
1976.11.04
申请人
* ATLAS COPCO AB
发明人
E V * LAVON;L J * KARLFORS
分类号
E21C37/12;(IPC1-7):21C37/12
主分类号
E21C37/12
代理机构
代理人
主权项
地址
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