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发明名称
Pulse code modulation receiver employing cathode-ray tube demodulators
摘要
申请公布号
US2489883(A)
申请公布日期
1949.11.29
申请号
US19460718968
申请日期
1946.12.28
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
HECHT GEORGE
分类号
H03M1/00
主分类号
H03M1/00
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代理人
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