The present invention is to reduce the risk of pedestrians to safely ride a bus. Provided is a technique for allowing the visually impaired to safely cross the crosswalk when pressing a button to receive voice recognition when crossing the crosswalk. Light bulbs, wires, and scaffolding are included.
보행자들이 안전하세 버스를 타게 위한 것
im here
아임히얼
30.12.2019
Patent
Elektronische Ressource
Koreanisch
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
Engineering Index Backfile | 1912
Online Contents | 2002
Kraftfahrwesen | 2002
|Tema Archiv | 1980
Kraftfahrwesen | 1980