TRAINING DEVICE ON GEOGRAPHY,申请号SU19894701081-传众专利搜索

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发明名称	TRAINING DEVICE ON GEOGRAPHY
摘要
申请公布号	SU1656582(A1)	申请公布日期	1991.06.15
申请号	SU19894701081	申请日期	1989.06.09
申请人	SHEBALIN YAROSLAV P,SU	发明人	SHEBALIN YAROSLAV P,SU
分类号	G09B29/10	主分类号	G09B29/10
代理机构		代理人
主权项
地址

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