Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
March 30, 2021
Patent Application Number
15173633
Date Filed
June 4, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
A system for circulating air inside a manhole vault. The system includes an air-moving device in fluid communication with the manhole vault and configured to circulate the air inside the manhole vault to prevent a concentration of combustible gasses or to enhance cooling therein.
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