发明名称 Elektronisches Lehrgeraet
摘要 An electronic teaching apparatus. The apparatus comprises a reproducing means for reproducing an instructional tape which has an instructional program recorded intermittently thereon, and a plurality of practice tape recorders for recording and reproducing oral responses of a plurality of learners.
申请公布号 DE1961905(A1) 申请公布日期 1970.08.27
申请号 DE19691961905 申请日期 1969.12.05
申请人 MATSUSHITA ELECTRIC INDUSTRIAL CO.,LTD. 发明人 KOSAKA,MASAHIRO;FUJITA,TADAMASA
分类号 G09B5/04 主分类号 G09B5/04
代理机构 代理人
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