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Patents Grants
last 30 patents
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Patent Grant
System and method for improving the flight safety
Patent number
9,412,072
Issue date
Aug 9, 2016
Air China Limited
Hong Chi
G08 - SIGNALLING
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last 30 patents
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Patent Application
System and Method for Improving the Flight Safety
Publication number
20140250042
Publication date
Sep 4, 2014
Institute of Policy and Management, Chinese Academemy of Sciences
Hong Chi
G06 - COMPUTING CALCULATING COUNTING