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发明名称
Automatic switch for use in telephone or like systems
摘要
申请公布号
US2236808(A)
申请公布日期
1941.04.01
申请号
US19380198170
申请日期
1938.03.26
申请人
ASSOCIATED TELEPHONE & TELEGRAPH COMPANY
发明人
TAYLOR REGINALD;BAKER GEORGE THOMAS
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
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地址
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