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发明名称
Machine center
摘要
申请公布号
US1894101(A)
申请公布日期
1933.01.10
申请号
US19310506170
申请日期
1931.01.02
申请人
GENERAL ELECTRIC COMPANY
发明人
KERR THOMAS
分类号
B23B23/02
主分类号
B23B23/02
代理机构
代理人
主权项
地址
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