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发明名称
Keyboard telegraphy
摘要
申请公布号
US2360579(A)
申请公布日期
1944.10.17
申请号
US19420440653
申请日期
1942.04.27
申请人
TELETYPE CORPORATION
发明人
POTTS LOUIS M.
分类号
H04L21/00
主分类号
H04L21/00
代理机构
代理人
主权项
地址
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