Screen for screening sand in building construction

The utility model discloses a screen for screening sand in building construction, which belongs to the technical field of screens and comprises a fixing frame, fixing plates are arranged on the lower portions of the left inner wall and the right inner wall of the fixing frame, springs are arranged o...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: REN JIAKUAN, REN ZHENHONG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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