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发明名称
Accounting machine
摘要
申请公布号
US1864273(A)
申请公布日期
1932.06.21
申请号
US19280298819
申请日期
1928.08.10
申请人
BURROUGHS ADDING MACHINE COMPANY
发明人
MULLER ROBERT L.
分类号
G06C21/04
主分类号
G06C21/04
代理机构
代理人
主权项
地址
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