Simple supporting device

The utility model discloses a simple supporting device which comprises a support, a roller is arranged on the supporting face of the support, rotating shafts are arranged on the straight faces of the two ends of the roller, lower vertical plates are arranged on the inner sides of the circumferential...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: OU XIONGWEI, HOU CHUANJIANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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