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J. Mark Hagan
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Tyler, TX, US
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Patents Grants
last 30 patents
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Patent Grant
Air filtration system control
Patent number
7,351,274
Issue date
Apr 1, 2008
American Standard International Inc.
Robert W. Helt
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Patents Applications
last 30 patents
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Patent Application
Air filtration system control
Publication number
20070039462
Publication date
Feb 22, 2007
American Standard International, Inc.
Robert W. Helt
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...