Cable transportation device facilitating water and electricity installation

The utility model discloses a cable transportation device convenient for water and electricity installation, which comprises a storage cylinder, an annular air bag cushion, a central screw rod and a pressure plate, the annular air bag cushion is adhered to the inner wall of the storage cylinder, an...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PANG LONGHUI, XIANG GUOFENG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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