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Inventor
MORRIS NIGEL BRUCE
US
2 patents
Patents
2 patents
US6943508B2
Sep 13, 2005
Tubular linear synchronous motor control for elevator doors
OTIS ELEVATOR CO
12 citations
81
US7202615B2
Apr 10, 2007
Tubular linear synchronous motor control for elevator doors
OTIS ELEVATOR CO
6 citations
71