TEACHING-AID APPARATUS ON MECHANICS,申请号SU19823472015-传众专利搜索

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发明名称	TEACHING-AID APPARATUS ON MECHANICS
摘要
申请公布号	SU1075293(A1)	申请公布日期	1984.02.23
申请号	SU19823472015	申请日期	1982.07.16
申请人	IVANOV LEONID D,SU;FILIMONOV EVGENIJ A,SU	发明人	IVANOV LEONID D,SU;FILIMONOV EVGENIJ A,SU
分类号	G09B23/08;G09B23/10;(IPC1-7):G09B23/08	主分类号	G09B23/08
代理机构		代理人
主权项
地址

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