NEGATIVE-RESISTANCE DEVICE,申请号SU19894716866-传众专利搜索

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发明名称	NEGATIVE-RESISTANCE DEVICE
摘要
申请公布号	SU1704267(A1)	申请公布日期	1992.01.07
申请号	SU19894716866	申请日期	1989.07.07
申请人	PROKOPENKO VADIM G,SU	发明人	PROKOPENKO VADIM G,SU
分类号	H03F3/18;H03K3/00	主分类号	H03F3/18
代理机构		代理人
主权项
地址

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