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发明名称
Collet chuck
摘要
申请公布号
US2376093(A)
申请公布日期
1945.05.15
申请号
US19440519153
申请日期
1944.01.21
申请人
MARTIN SHAW FRED
发明人
SHAW FRED MARTIN
分类号
B23B31/20
主分类号
B23B31/20
代理机构
代理人
主权项
地址
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