发明名称 Learning aid for learning Chinese characters in foreign language publishing house, has learning albums consisting of Chinese characters that are printed on obverse side of stamps, which are sorted in order of characters
摘要 <p>The aid has multiple learning albums consisting of frequently used Chinese characters that are printed on an obverse side of stamps, which are collected and sorted in an order of 1,500 characters according to an official HSK collection. Multiple signs stamps are inserted into the learning albums.</p>
申请公布号 DE102012020173(A1) 申请公布日期 2014.06.18
申请号 DE20121020173 申请日期 2012.10.12
申请人 VOCKEL, JOACHIM 发明人 VOCKEL, JOACHIM
分类号 G09B19/08 主分类号 G09B19/08
代理机构 代理人
主权项
地址