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发明名称
Improvements in or relating to driving mechanism for hand tools
摘要
申请公布号
GB623079(A)
申请公布日期
1949.05.11
申请号
GB19470000724
申请日期
1947.01.09
申请人
GEORGE HENRY THOMPSON
发明人
分类号
B24B47/10;B25B21/00
主分类号
B24B47/10
代理机构
代理人
主权项
地址
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