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发明名称
Discriminator circuit
摘要
申请公布号
US2906873(A)
申请公布日期
1959.09.29
申请号
US19560567112
申请日期
1956.02.23
申请人
INTERNATIONAL TELEPHONE AND TELEGRAPH CORPORATION
发明人
POLYZOU JAMES;BRUNDAGE JOHN H.
分类号
H03D3/08;H03J7/04;H04L27/148
主分类号
H03D3/08
代理机构
代理人
主权项
地址
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