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Axel Friedrich
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Berlin, DE
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last 30 patents
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Patent Grant
Elevator rescue operation control system including selective transf...
Patent number
7,650,968
Issue date
Jan 26, 2010
Otis Elevator Company
Robert Oesterle
B66 - HOISTING LIFTING HAULING
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last 30 patents
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Patent Application
ELEVATOR RESCUE OPERATION CONTROL SYSTEM
Publication number
20090127029
Publication date
May 21, 2009
Robert Oesterle
B66 - HOISTING LIFTING HAULING