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经营范围
发明名称
MULTIPLYING AND DIVIDING MACHINE
摘要
申请公布号
CA431991(A)
申请公布日期
1945.12.18
申请号
CAD431991
申请日期
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
JAMES W. BRYCE;ARTHUR H. DICKINSON
分类号
主分类号
代理机构
代理人
主权项
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