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William W. Griffith
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Dublin, VA, US
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last 30 patents
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Patent Grant
Vacuum valve apparatus and method
Patent number
8,671,990
Issue date
Mar 18, 2014
Moog Inc.
William W. Griffith
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
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Patent Application
Vacuum Valve Apparatus and Method
Publication number
20110308629
Publication date
Dec 22, 2011
William W. Griffith
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...