AN AMUSEMENT AND COLOR TEACHING DEVICE,申请号IL19790057170-传众专利搜索

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发明名称	AN AMUSEMENT AND COLOR TEACHING DEVICE
摘要
申请公布号	IL57170(D0)	申请公布日期	1979.07.25
申请号	IL19790057170	申请日期	1979.04.30
申请人	PSYCHOLOGY (ISRAEL) LTD	发明人
分类号	A63H33/22;G09B1/00;G09B23/22	主分类号	A63H33/22
代理机构		代理人
主权项
地址

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