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walking ladder / ladder

walking ladder

When people work on high ladders is often moved forward. And People to
move down from the ladder. And move
the ladder. And goes back to the ladder.Eliminating the inconvenience of a point.People get down from the ladder. And then move ladder. However, You Does not come down from the ladder. You can move forward.


Kyunghee University

Kyunghee University
Yongin-si, South Korea


Kyung Hee University

Kyung Hee University
Yongin-si, Gyeonggi-do, South Korea

Yongha Kim