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Inventor
PERRON BILL
US
2 patents
Patents
2 patents
US7971687B2
Jul 5, 2011
Elevator belt assembly with noise reducing groove arrangement
OTIS ELEVATOR CO
11 citations
77
US8734203B2
May 27, 2014
Elevator load bearing member having a jacket with at least one rough exterior surface
OTIS ELEVATOR CO
0 citations
50