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经营范围
发明名称
DIGITAL DATA TRANSMISSION SYSTEM LINE DRIVER CIRCUITS
摘要
申请公布号
PT68449(A)
申请公布日期
1978.09.01
申请号
PT19780068449
申请日期
1978.08.18
申请人
THE PLESSEY COMPANY LIMITED
发明人
分类号
H03K17/687;H04L25/22;(IPC1-7):H03K3/30
主分类号
H03K17/687
代理机构
代理人
主权项
地址
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