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发明名称
Grooved ratchet mechanism
摘要
申请公布号
GB2392404(A)
申请公布日期
2004.03.03
申请号
GB20020019918
申请日期
2002.08.28
申请人
CHING * CHEN
发明人
CHING * CHEN
分类号
B25B13/46;(IPC1-7):B25B13/46
主分类号
B25B13/46
代理机构
代理人
主权项
地址
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