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经营范围
发明名称
Multiple boring machines
摘要
申请公布号
US2890730(A)
申请公布日期
1959.06.16
申请号
US19550555125
申请日期
1955.12.23
申请人
GOTTLIEB JACK L
发明人
GOTTLIEB JACK L.
分类号
B23B39/16
主分类号
B23B39/16
代理机构
代理人
主权项
地址
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