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发明名称
Power line carrier frequency telephone system
摘要
申请公布号
US2264397(A)
申请公布日期
1941.12.02
申请号
US19400362245
申请日期
1940.10.22
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
MOORE HILBERT R.
分类号
H04B3/54
主分类号
H04B3/54
代理机构
代理人
主权项
地址
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