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发明名称
EDUCATIONAL KIT FOR TEACHING CHEMISTRY
摘要
申请公布号
IL49876(A)
申请公布日期
1977.12.30
申请号
IL19760049876
申请日期
1976.06.23
申请人
INSTITUTE FOR SCIENCE AND KNOWLEDGE ORIENTED YOUTH
发明人
EILAT U
分类号
G09B23/24;(IPC1-7):G09B23/24
主分类号
G09B23/24
代理机构
代理人
主权项
地址
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