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发明名称
Data transmission using a transparent tone-in band system
摘要
申请公布号
US4691375(A)
申请公布日期
1987.09.01
申请号
US19840617733
申请日期
1984.06.06
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
MCGEEHAN, JOSEPH P.;BATEMAN, ANDREW
分类号
H04B1/68;(IPC1-7):H04B1/76
主分类号
H04B1/68
代理机构
代理人
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地址
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