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经营范围
发明名称
Accounting machine
摘要
申请公布号
US2192003(A)
申请公布日期
1940.02.27
申请号
US19340748056
申请日期
1934.10.12
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
BRYCE JAMES W.
分类号
G06F7/46
主分类号
G06F7/46
代理机构
代理人
主权项
地址
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