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发明名称
EQUIPMENT FOR ROCK DISINTEGRATION
摘要
申请公布号
CS9002099(A2)
申请公布日期
1991.11.12
申请号
CS19900002099
申请日期
1990.04.26
申请人
PETROS VLADIMIR DOC. ING. CSC.,CS
发明人
PETROS VLADIMIR DOC. ING. CSC.,CS
分类号
E21D23/00;E21C35/18;E21C37/00;(IPC1-7):E21D23/00
主分类号
E21D23/00
代理机构
代理人
主权项
地址
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