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发明名称
Keyboard perforator and counter
摘要
申请公布号
US2080424(A)
申请公布日期
1937.05.18
申请号
US19350018574
申请日期
1935.04.27
申请人
TELETYPESETTER CORPORATION
发明人
LARSON EDWARD S.;LEVIN CARL A.
分类号
B41B25/00
主分类号
B41B25/00
代理机构
代理人
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地址
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