Smart Blind Stick
N Shamsuddin, MMA Jamil - Evolution in Electrical and …, 2021 - publisher.uthm.edu.my
Blindness is a medical term that refers to the state of being completely blind in both eyes.
However, the term blindness is frequently used in a relative sense to refer to visual …
However, the term blindness is frequently used in a relative sense to refer to visual …