Road signboard

The invention relates to the technical field of signboards, in particular to a road signboard which comprises a circular fixing frame and a supporting column, the inner wall of the circular fixing frame is in threaded connection with a fixing cylinder, the inner wall of the fixing cylinder is fixedl...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG MINGSHAN, ZHOU DENG, ZHANG MINGHU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE BLASTING CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MEANS FOR DAMPING VIBRATION MECHANICAL ENGINEERING SHOCK-ABSORBERS SPRINGS THERMAL INSULATION IN GENERAL WEAPONS
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