Detachable automatic blackboard eraser

The utility model discloses a detachable automatic blackboard eraser which structurally comprises an erasing plate, a hanging plate, a connecting block, a fixing plate block, an erasing plate connecting frame and a positioning twisting block, according to the detachable automatic blackboard eraser,...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIN GUOSONG, LIN ZHITONG, LIN CHIH-YING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES FOR WRITING OR DRAWING ARTICLES FOR WRITING OR DRAWING UPON BUREAU ACCESSORIES PERFORMING OPERATIONS TRANSPORTING WRITING OR DRAWING IMPLEMENTS
Online-Zugang:	Volltext bestellen
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