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发明名称	VARIABLE=FREQUENCY ELECTRIC DRIVE
摘要
申请公布号	SU1379932(A2)	申请公布日期	1988.03.07
申请号	SU19864094242	申请日期	1986.07.28
申请人	PERMSKIJ POLT INSTITUT	发明人	KRIVITSKIJ MIKHAIL YA,SU;KOSTYGOV ALEKSANDR M,SU
分类号	H02P7/12	主分类号	H02P7/12
代理机构		代理人
主权项
地址

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