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发明名称
Detector circuit
摘要
申请公布号
US2951989(A)
申请公布日期
1960.09.06
申请号
US19570670201
申请日期
1957.07.05
申请人
INTERNATIONAL TELEPHONE AND TELEGRAPH CORPORATION
发明人
SCHREINER STANLEY M.
分类号
H04J3/06
主分类号
H04J3/06
代理机构
代理人
主权项
地址
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