Well lid supporting device and sewer well

The utility model provides a well lid supporting device and a sewer well. The well lid supporting device is in a frustum shape and comprises an upper supporting face, a lower supporting face and a side wall, wherein the upper supporting face is parallel to the horizontal plane and can abut against t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: HAO MEIWEI
Format: Patent
Sprache:eng
Schlagworte:
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