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发明名称
Electronic calculating machine
摘要
申请公布号
US2624507(A)
申请公布日期
1953.01.06
申请号
US19450618881
申请日期
1945.09.27
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
PHELPS BYRON E.
分类号
G06C11/08;G06F7/498;G06F7/52
主分类号
G06C11/08
代理机构
代理人
主权项
地址
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