SPOON FOR LEARNING,申请号JP19970352247-传众专利搜索

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发明名称	SPOON FOR LEARNING
摘要
申请公布号	JPH11174947(A)	申请公布日期	1999.07.02
申请号	JP19970352247	申请日期	1997.12.05
申请人	PIGEON CORP	发明人	ISHIKAWA HIKARI;UEHARA HIROYUKI;KAJINAGA YACHIYO;NAKADA YOICHI
分类号	G09B19/24;A47G21/04;(IPC1-7):G09B19/24	主分类号	G09B19/24
代理机构		代理人
主权项
地址

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