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发明名称
ROCK BLASTING SYSTEM
摘要
申请公布号
KR100196634(B1)
申请公布日期
1999.06.15
申请号
KR19970034103
申请日期
1997.07.21
申请人
LIM, HAN-UK;KANG, DAE-WOO;CHO, YOUNG-DONG
发明人
LIM, HAN-UK;KANG, DAE-WOO;CHO, YOUNG-DONG
分类号
F42D3/04;(IPC1-7):F42D3/04
主分类号
F42D3/04
代理机构
代理人
主权项
地址
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