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发明名称
Automatic control system
摘要
申请公布号
US1763033(A)
申请公布日期
1930.06.10
申请号
US19280248347
申请日期
1928.01.21
申请人
THE TABULATING MACHINE COMPANY
发明人
BRYCE JAMES W.
分类号
主分类号
代理机构
代理人
主权项
地址
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