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发明名称
Data reproducing machine
摘要
申请公布号
US2196166(A)
申请公布日期
1940.04.02
申请号
US19390282205
申请日期
1939.06.30
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
BRYCE JAMES W.
分类号
G06K7/12
主分类号
G06K7/12
代理机构
代理人
主权项
地址
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