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发明名称
ELECTRIC SIGNAL FREQUENCY METERING APPARATUS
摘要
申请公布号
SU746315(A1)
申请公布日期
1980.07.07
申请号
SU19772542721
申请日期
1977.11.16
申请人
PETROVA EVGENIYA ,SU;YAGUDIN ISAAK ,SU;POZHAROV ANATOLIJ M,SU
发明人
PETROVA EVGENIYA ,SU;YAGUDIN ISAAK ,SU;POZHAROV ANATOLIJ M,SU
分类号
G01R23/00;(IPC1-7):G01R23/00
主分类号
G01R23/00
代理机构
代理人
主权项
地址
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