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ACH ERNST
CH4 patents
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US8109367B2Feb 7, 2012
Counterweight and suspension for an elevator without an engine room
ACH ERNST8 citations83
US9758345B2Sep 12, 2017
Elevator belt, method for producing such an elevator belt, and elevator system having such a belt
ACH ERNST4 citations72
US8336675B2Dec 25, 2012
Elevator with flat belt as suspension means
ACH ERNST4 citations59
US8550216B2Oct 8, 2013
Elevator system having a flat belt with wedge-shaped ribs
ACH ERNST1 citations51