IMPROVEMENTS IN OR RELATING TO TEACHING MACHINE SYSTEMS,申请号GB19680027518-传众专利搜索

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发明名称	IMPROVEMENTS IN OR RELATING TO TEACHING MACHINE SYSTEMS
摘要
申请公布号	GB1223642(A)	申请公布日期	1971.03.03
申请号	GB19680027518	申请日期	1968.06.10
申请人	UNIVERSITY OF ILLINOIS FOUNDATION	发明人	DONALD L. BITZER
分类号	G09B5/12	主分类号	G09B5/12
代理机构		代理人
主权项
地址

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