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发明名称
An improved mechanically relayed movement for telegraph and like signalling mechanism
摘要
申请公布号
GB388825(A)
申请公布日期
1933.03.03
申请号
GB19320016569
申请日期
1931.09.03
申请人
CREED AND COMPANY, LIMITED;RONALD GEORGE GRIFFITH
发明人
分类号
H04L17/06
主分类号
H04L17/06
代理机构
代理人
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