发明名称 Learning device with page indicators
摘要 A learning device with page indicators includes a case, a touch pad, an electronic control unit and multiple page indicators. When each learning card is placed on the touch pad, the position next to the page actuating mark of each learning card has one corresponding page indicator. When the page actuating mark is touched, the corresponding page indicator is activated.
申请公布号 US2005186547(A1) 申请公布日期 2005.08.25
申请号 US20040840243 申请日期 2004.05.07
申请人 KUO-PING YANG 发明人 YANG KUO-PING;SHIH CHING-HSIANG;GUO SHU-HUA;CHIAO YEN-JUI;CHENG MING H.;HUANG CHAO J.;WU I-NAN
分类号 G06F3/00;G09B5/00;G09B5/02;G09B5/06;H03M11/00;(IPC1-7):G09B5/00 主分类号 G06F3/00
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