Jogo educativo de desenho matemático,申请号BR1993PI02499-传众专利搜索

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发明名称	Jogo educativo de desenho matemático
摘要
申请公布号	BR9302499(A)	申请公布日期	1995.03.01
申请号	BR1993PI02499	申请日期	1993.07.19
申请人	KANFIR WAISBERG ALEX	发明人	WAISBERG ALEX KANFIR
分类号	G09B19/02;(IPC1-7):G09B19/02	主分类号	G09B19/02
代理机构		代理人
主权项
地址

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