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发明名称
Chuck for tools
摘要
申请公布号
US4951955(A)
申请公布日期
1990.08.28
申请号
US19890362433
申请日期
1989.05.17
申请人
SAKAMAKI MFG. CO., LTD.
发明人
SAKAMAKI, IWAO
分类号
B23B31/173;B23B31/02;B23B31/12
主分类号
B23B31/173
代理机构
代理人
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地址
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