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发明名称
Device for operating machines from control tapes
摘要
申请公布号
US2337553(A)
申请公布日期
1943.12.28
申请号
US19410393492
申请日期
1941.05.14
申请人
ROLF HOFGAARD
发明人
HOFGAARD ROLF
分类号
B41J3/50;H04L25/04
主分类号
B41J3/50
代理机构
代理人
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