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发明名称
SCREW EXTRACTING DEVICE
摘要
申请公布号
GB1601591(A)
申请公布日期
1981.11.04
申请号
GB19770039970
申请日期
1978.05.31
申请人
THACKRAY LTD CHAS F
发明人
分类号
A61B17/88;B25B27/18;(IPC1-7):B25B27/18
主分类号
A61B17/88
代理机构
代理人
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