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发明名称
Code transmitter
摘要
申请公布号
US2567812(A)
申请公布日期
1951.09.11
申请号
US19480017136
申请日期
1948.03.26
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
HICKMAN CLARENCE N.
分类号
H04M1/276
主分类号
H04M1/276
代理机构
代理人
主权项
地址
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