High -efficient dust bag

The utility model discloses a high -efficient dust bag, including the card, the through -hole that the equidistance distributes is seted up on the surface of card, and on the card through -hole all seted up four third screws all around, the top of card is provided with the carriage, four third throu...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: WANG GONGFU
Format: Patent
Sprache:chi ; eng
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