Get draft tube device

The utility model relates to a get draft tube device. Get draft tube device connects the jib of arguing for the sake of arguing including arguing for the sake of arguing to and a plurality of lifting hooks of pin joint jib, and the angle of pressing from both sides between the double -phase adjacent...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Liu Congxian, Liu Hui
Format: Patent
Sprache:chi ; eng
Schlagworte:
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