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发明名称
ENDUCATIONAL APPLIANCE FOR DEMONSTRATION OF RELATION OF TIME DIAGRAMS TO VECTOR DIAGRAMS OF SINUSOIDAL CURRENTS AND VOLTAGES
摘要
申请公布号
SU675441(A1)
申请公布日期
1979.07.25
申请号
SU19772458945
申请日期
1977.03.01
申请人
KOLTSOV ALEKSANDR A,SU;TYUKAVIN ALEKSANDR A,SU
发明人
KOLTSOV ALEKSANDR A,SU;TYUKAVIN ALEKSANDR A,SU
分类号
G09B23/18;(IPC1-7):G09B23/18
主分类号
G09B23/18
代理机构
代理人
主权项
地址
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