METHOD AND APPARATUS FOR PROGRAMED INSTRUCTION AND TESTING,申请号USD3605286-传众专利搜索

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发明名称	METHOD AND APPARATUS FOR PROGRAMED INSTRUCTION AND TESTING
摘要
申请公布号	US3605286(A)	申请公布日期	1971.09.20
申请号	USD3605286	申请日期	1969.05.08
申请人	EDU-TRONICS CORP.	发明人	GEORGE W. PLUMLY
分类号	G09B7/08;(IPC1-7):G09B7/08	主分类号	G09B7/08
代理机构		代理人
主权项
地址

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