Field warning device
The utility model discloses a site warning device which comprises a warning board, a supporting frame and two connecting blocks, the two connecting blocks are located on the left side and the right side of the bottom of the warning board respectively, the left side and the right side of the top of t...
Gespeichert in:
Hauptverfasser: | , |
---|---|
Format: | Patent |
Sprache: | chi ; eng |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Schreiben Sie den ersten Kommentar!