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经营范围
发明名称
ARRANGEMENT FOR MEASURING FREQUENCY
摘要
申请公布号
SU581441(A1)
申请公布日期
1977.11.25
申请号
SU19762383411
申请日期
1976.07.07
申请人
RUMYANTSEV YURIJ B,SU;FILIMONOV YURIJ V,SU
发明人
RUMYANTSEV YURIJ B,SU;FILIMONOV YURIJ V,SU
分类号
G01R23/14;(IPC1-7):G01R23/14
主分类号
G01R23/14
代理机构
代理人
主权项
地址
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