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发明名称
Chuck mechanism for broaching steel
摘要
申请公布号
US2172782(A)
申请公布日期
1939.09.12
申请号
US19360117167
申请日期
1936.12.22
申请人
SULLIVAN MACHINERY COMPANY
发明人
ALEXANDER WILLIAM M.
分类号
B25D17/08
主分类号
B25D17/08
代理机构
代理人
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地址
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