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发明名称
TWO-WIRE SIGNAL TRANSMISSION
摘要
申请公布号
GB1527839(A)
申请公布日期
1978.10.11
申请号
GB19770025805
申请日期
1977.06.21
申请人
WESTERN ELECTRIC CO INC
发明人
分类号
H03F3/62;H03F3/183;H04B3/04;H04B3/20;H04B3/38;H04M1/58;H04M9/10;(IPC1-7):H04B3/20
主分类号
H03F3/62
代理机构
代理人
主权项
地址
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