Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
James W. Norris0
Brian D. Merry0
Date of Patent
September 13, 2011
Patent Application Number
11955630
Date Filed
December 13, 2007
Patent Citations Received
Patent Primary Examiner
Patent abstract
A gas turbine engine includes a gear system driven by a first and second counter rotating low pressure shaft and a fan driven by the gear system.
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