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发明名称
Toolholder
摘要
申请公布号
US2511416(A)
申请公布日期
1950.06.13
申请号
US19470727609
申请日期
1947.02.10
申请人
NATIONAL TWIST DRILL & TOOL COMPANY
发明人
RUNDORFF CHARLES E.
分类号
B23B31/113
主分类号
B23B31/113
代理机构
代理人
主权项
地址
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