Delivery device for street traffic safety

The utility model discloses a transportation apparatus for street traffic safety belonging to the transportation apparatus, whose purpose is to provide a transportation apparatus of simple structure, low cost and helpful for the pedestrians crossing the street quickly and safely. The technical progr...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: WENCAI XIONG
Format: Patent
Sprache:eng
Schlagworte:
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