Regular Post Written by MOCC 7 September 2017 Morriss O’Bryant Compagni Cannon obtains patent for Eric A. Cordova Title: IN-LINE MODULAR AIR FILTERING SYSTEM FOR DUCTWORK Patent No.: 9,744,491 Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Google+ (Opens in new window) Related Issued Patents 0