US Patent 6851255 Normally open reverse flow flapper valve
Patent 6851255 was granted and assigned to Pratt & Whitney Canada on February, 2005 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
December 18, 2002
0
Date of Patent
February 8, 2005
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Patent Application Number
10321521
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Patent Citations Received
Patent Inventor Names
Henry Smith
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Patrick David Germain
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Paul Archibald Aitchison
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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