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发明名称
System for transmitting special signals for pulse type telecommunication systems
摘要
申请公布号
US3060268(A)
申请公布日期
1962.10.23
申请号
US19590813126
申请日期
1959.05.14
申请人
AUTOMATIC ELECTRIC LABORATORIES, INC.
发明人
PINET ANDRE EUGENE
分类号
H04J3/12;H04Q11/04
主分类号
H04J3/12
代理机构
代理人
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地址
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