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发明名称
Mechanically relayed movement for telegraph selector mechanism
摘要
申请公布号
US1953066(A)
申请公布日期
1934.04.03
申请号
US19320632356
申请日期
1932.09.09
申请人
CREED AND COMPANY, LIMITED
发明人
GRIFFITH RONALD GEORGE
分类号
H04L17/06
主分类号
H04L17/06
代理机构
代理人
主权项
地址
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