Circuit arrangement for controlling LED display device,申请号CZ19970007388U-传众专利搜索

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发明名称	Circuit arrangement for controlling LED display device
摘要
申请公布号	CZ6900(U1)	申请公布日期	1998.02.18
申请号	CZ19970007388U	申请日期	1997.11.19
申请人	EKZ HAVIROV	发明人	KRIZ ZDENEK
分类号	G09G3/00;(IPC1-7):G09G003/00	主分类号	G09G3/00
代理机构		代理人
主权项
地址

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