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发明名称
A shock-resistant drill chuck of hand tightening type
摘要
申请公布号
EP1772219(B1)
申请公布日期
2011.03.02
申请号
EP20060019252
申请日期
2006.09.14
申请人
SHANXI HUIFENG MACHINE INDUSTRIAL CO., LTD.
发明人
TIAN, XIANMING;XU, QIAOYU;ZHANG, XIAOYONG
分类号
B23B31/12
主分类号
B23B31/12
代理机构
代理人
主权项
地址
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