US Patent 7437941 Heating and air conditioning service gauge

Patent 7437941 was granted and assigned to Diversitech Corporation on October, 2008 by the United States Patent and Trademark Office.

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Patent Inventor Names

Charles Barry Ward0

Date of Patent

October 21, 2008

Patent Application Number

117433740

Date Filed

May 2, 2007

Patent Primary Examiner

Patent abstract

A pressure gauge for determining refrigerant pressure and refrigerant saturated vapor equivalent temperature for a refrigerant in an HVAC system.

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