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发明名称
BIDIRECTIONNEL INFORMATION TRANSMISSION SYSTEM BETWEEN A MONITOR STATION ON THE GROUND AND A MOBILE STATION
摘要
申请公布号
EP0274650(B1)
申请公布日期
1993.02.10
申请号
EP19870117888
申请日期
1987.12.03
申请人
GEC ALSTHOM SA
发明人
MAINARDI, JACQUES
分类号
B61L3/12;H04B7/26;B61L3/22;B61L3/24;B61L23/22;H04B5/00;H04B7/00
主分类号
B61L3/12
代理机构
代理人
主权项
地址
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