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Privacy Guard / Privacy Guard

Privacy Guard

Privacy Guard is designed for avoiding password being peeped in Cash dispenser.
At the present market, the covers of the password keyboard usually using the grille structure, so the users have to bend over to see the numbers and it's inconvenient.
By using this smart structure only the person in front of the password keyboard can see the numbers in vertical direction, and others who standing at the back can only see a darkened screen.


Jianghan University

Jianghan University
Wuhan, China