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发明名称
Tool chuck
摘要
申请公布号
US2338626(A)
申请公布日期
1944.01.04
申请号
US19420466529
申请日期
1942.11.20
申请人
EMRICK GEORGE W
发明人
EMRICK GEORGE W.
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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