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发明名称
Automatic punching machine
摘要
申请公布号
US2364207(A)
申请公布日期
1944.12.05
申请号
US19410376597
申请日期
1941.01.30
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
GHERTMAN IOINO
分类号
主分类号
代理机构
代理人
主权项
地址
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