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Inventor
ERLANDSEN PETER O
US
2 patents
Patents
2 patents
US5861084A
Jan 19, 1999
System and method for minimizing horizontal vibration of elevator compensating ropes
OTIS ELEVATOR CO
80 citations
93
US5947232A
Sep 7, 1999
Swing arm to prevent sway of elevator ropes
OTIS ELEVATOR CO
32 citations
89