Water supply and drainage well lid protective net device

The utility model relates to the technical field of well lid protective nets, and discloses a water supply and drainage well lid protective net device which comprises a drainage well lid, a drainage through hole is formed in the upper surface of the drainage well lid, a light-emitting warning strip...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FAN CHANGXIANG, JIN SHURONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!