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发明名称
APPARATUS FOR DRILLING
摘要
申请公布号
RU1816563(C)
申请公布日期
1993.05.23
申请号
SU19914920999
申请日期
1991.03.21
申请人
PROIZVODSTVENNOE OB"EDINENIE "SIBTYAZHMASH"
发明人
MATASHKOV ALEKSEJ N;KLISHCH NIKOLAJ L
分类号
B23B45/00;B23B45/14;(IPC1-7):B23B45/00
主分类号
B23B45/00
代理机构
代理人
主权项
地址
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