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发明名称
Calculating machine for effecting division
摘要
申请公布号
US2165220(A)
申请公布日期
1939.07.11
申请号
US19340733076
申请日期
1934.06.29
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
BRYCE JAMES W.;DICKINSON ARTHUR H.
分类号
G06F7/46
主分类号
G06F7/46
代理机构
代理人
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