walking stick

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Vietnamnet global

Special glove helps visually impaired to walk

Instead of a walking stick, visually impaired people now can walk safely on the street with a glove using a sound wave sensor created by two young students, Lam Vu Hoang and Tran Quoc Co, from Le Hong Phong High School for the Gifted.

Vietnamnet global

U-60 inventor makes stairway for fire escape

VietNamNet Bridge - An Inventor has made a steel ladder that can be used to exit a building in emergency cases that is comparable to similar imported products.