Adjustable writing board easy to match with interactive integrated machine

The invention relates to an adjustable writing board easy to match with an interactive integrated machine. The fixing frame comprises a first side wall, a second side wall and a third side wall; the side walls are sequentially connected to form an installation groove; when the adjustable writing boa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SHI JIAWEN, GUO TENGYUE, GUO JIAWEI, SHI MIN, CHEN LIJUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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