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经营范围
发明名称
Screwdriver with changeable operation modes
摘要
申请公布号
GB0520558(D0)
申请公布日期
2005.11.16
申请号
GB20050020558
申请日期
2002.09.24
申请人
HSIEH, CHIH-CHING
发明人
分类号
B25B15/04
主分类号
B25B15/04
代理机构
代理人
主权项
地址
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