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发明名称
Improvements in error correction for tape punches
摘要
申请公布号
GB843005(A)
申请公布日期
1960.08.04
申请号
GB19560037841
申请日期
1956.12.11
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
B41B25/00;H04L17/08
主分类号
B41B25/00
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代理人
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