Safety early warning device for urban planning road construction

The invention relates to the technical field of safety early warning devices, and discloses an urban planning road construction safety early warning device which comprises a connecting plate, stable placement mechanisms are arranged at the top and the bottom of the connecting plate, a lifting early...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	NI GUOXIAN, LI JIE, LUAN PEIFENG, WANG YONG, TIAN YANGYANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS
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