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发明名称
DEVICE FOR FREQUENCY MARK FORMATION
摘要
申请公布号
SU901933(A2)
申请公布日期
1982.01.30
申请号
SU19792859590
申请日期
1979.12.28
申请人
ULYANYCHEV IGOR A,SU
发明人
ULYANYCHEV IGOR A,SU
分类号
G01R23/16;(IPC1-7):G01R23/16
主分类号
G01R23/16
代理机构
代理人
主权项
地址
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