US Patent 7622040 Fine bubble airlift device
Patent 7622040 was granted and assigned to Tekni-Plex on November, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
June 30, 2006
Date of Patent
November 24, 2009
Patent Application Number
11478875
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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