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发明名称
Drill chuck
摘要
申请公布号
US3148890(A)
申请公布日期
1964.09.15
申请号
US19620236808
申请日期
1962.11.13
申请人
MITCHELL THOMAS A
发明人
MITCHELL THOMAS A.
分类号
B23B31/02
主分类号
B23B31/02
代理机构
代理人
主权项
地址
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