US Patent 7895846 Oil circulation observer for HVAC systems
Patent 7895846 was granted and assigned to Massachusetts Institute of Technology on March, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
October 21, 2009
Date of Patent
March 1, 2011
Patent Application Number
12603213
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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