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A comment on First Cable-Free Elevator Zooms Horizontally and Vertically Using Maglev Tech. Parent comment

Re:First Cable-Free Elevator Zooms Horizontally and Vertical... by MrBuddyCasino on Tuesday June 27, 2017 @06:24AM (#14643899)
"and a mechanical brake"

This is what you want, they built in into their product.

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