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发明名称
Chuck
摘要
申请公布号
US2890055(A)
申请公布日期
1959.06.09
申请号
US19570640000
申请日期
1957.02.13
申请人
GARRISON MACHINE WORKS, INC.
发明人
GARRISON JAMES O.
分类号
B23B31/40
主分类号
B23B31/40
代理机构
代理人
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地址
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