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经营范围
发明名称
Metal-working machine
摘要
申请公布号
US1796867(A)
申请公布日期
1931.03.17
申请号
US19280248941
申请日期
1928.01.23
申请人
THE NEW BRITAINGRIDLEY MACHINE COMPANY
发明人
GRIDLEY GEORGE O.
分类号
B23B5/40;B23B7/14
主分类号
B23B5/40
代理机构
代理人
主权项
地址
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