TRANSPARENCIES TEACHING A METHOD INVOLVING MOVEMENT,申请号USD3613267-传众专利搜索

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发明名称	TRANSPARENCIES TEACHING A METHOD INVOLVING MOVEMENT
摘要
申请公布号	US3613267(A)	申请公布日期	1971.10.19
申请号	USD3613267	申请日期	1970.01.29
申请人	MARTIN E. LEVIN	发明人	MARTIN E. LEVIN
分类号	A63B69/00;G09B1/24;(IPC1-7):G09B19/00	主分类号	A63B69/00
代理机构		代理人
主权项
地址

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