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发明名称
Educational device for demonstrating circular movement of solid body
摘要
申请公布号
IL106437(A)
申请公布日期
1996.10.31
申请号
IL19930106437
申请日期
1993.07.21
申请人
SHAROV VALENTIN
发明人
分类号
G09B;G09B23/08;(IPC1-7):G09B23/08
主分类号
G09B
代理机构
代理人
主权项
地址
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