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经营范围
发明名称
SYSTEM FOR TRAINING RADIOTELEGRAPH OPERATOR
摘要
申请公布号
SU1166166(A2)
申请公布日期
1985.07.07
申请号
SU19843685717
申请日期
1984.01.05
申请人
KUDRYASHOV NIKOLAJ,SU
发明人
KUDRYASHOV NIKOLAJ I,SU
分类号
G09B19/26;(IPC1-7):G09B19/26
主分类号
G09B19/26
代理机构
代理人
主权项
地址
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