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发明名称
METHOD AND DEVICE FOR OBTAINING THE DIFFERENCE OF CLOSE FREQUENCIES
摘要
申请公布号
SU746893(A1)
申请公布日期
1980.07.07
申请号
SU19772440070
申请日期
1977.01.03
申请人
FILATOV VIKTOR ,SU
发明人
FILATOV VIKTOR ,SU
分类号
H03K5/153;G01R23/00;(IPC1-7):H03K5/15
主分类号
H03K5/153
代理机构
代理人
主权项
地址
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