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发明名称
VERKTYG FOR MEKANISK SPRENGNING AV STEN
摘要
申请公布号
SE401707(B)
申请公布日期
1978.05.22
申请号
SE19750006783
申请日期
1975.06.13
申请人
HELMUT * DARDA
发明人
SOK
分类号
E21C37/02;E21C37/04;(IPC1-7):21C37/02
主分类号
E21C37/02
代理机构
代理人
主权项
地址
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