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发明名称
THE ROCK BLASTING METHOD
摘要
申请公布号
KR100239671(B1)
申请公布日期
2000.01.15
申请号
KR19970067404
申请日期
1997.12.10
申请人
DONG AH CONSTRUCTION INDUSTRIAL CO., LTD.
发明人
SEO, DONG-RYOL;LEE, JONG-MIN;KIM, JEONG-JIN;KIM, JEONG-PIL
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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