US Patent 7581286 Vacuum cleaner and dust collection unit thereof
Patent 7581286 was granted and assigned to LG on September, 2009 by the United States Patent and Trademark Office.
Is a
Date Filed
April 7, 2005
1
Date of Patent
September 1, 2009
1
Patent Application Number
11100536
1
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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