DEVICE FOR CHECKING KNOWLEDGE OF STUDENTS,申请号SU19813313674-传众专利搜索

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发明名称	DEVICE FOR CHECKING KNOWLEDGE OF STUDENTS
摘要
申请公布号	SU985810(A1)	申请公布日期	1982.12.30
申请号	SU19813313674	申请日期	1981.07.06
申请人	KI POLT I IM.50-LETIYA VELIKOJ SOTSIALISTICHESKOJ REVOLYUTSII	发明人	KORNEJCHUK VIKTOR I,SU;ZHURAVLEV OLEG V,SU;ROZHKOV STANISLAV M,SU;SOROKO VLADIMIR N,SU;CHERNAYA YULIYA A,SU
分类号	G09B7/02;(IPC1-7):G09B7/02	主分类号	G09B7/02
代理机构		代理人
主权项
地址

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