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发明名称
ROCK BOLT INSERTION TOOL
摘要
申请公布号
GB8804250(D0)
申请公布日期
1988.03.23
申请号
GB19880004250
申请日期
1988.02.24
申请人
BOART (UK) LTD
发明人
分类号
B25B23/10;E21D20/00
主分类号
B25B23/10
代理机构
代理人
主权项
地址
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