发明名称 Toy calendar system for teaching small children about days, weeks and months comprises modules which the user can assemble and robust image buttons suitable for children which can be attached to the system to classify certain time units
摘要 <p>Toy calendar system comprises modules which the user can assemble, e.g. daily, weekly or monthly tables. Robust image buttons suitable for children can be attached to the system to classify certain time units.</p>
申请公布号 DE20313596(U1) 申请公布日期 2003.12.24
申请号 DE2003213596U 申请日期 2003.09.02
申请人 HENGSTMANN, MYRIAM 发明人
分类号 G09B19/00;(IPC1-7):G09B1/06 主分类号 G09B19/00
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