Press Release: LMK Technologies : LMK Technologies Granted Two More Patents Related To Sealing The Main-To-Lateral Junction

OTTAWA, Ill., March 13, 2014 /PRNewswire/ -- The United States Patent and Trademark Office issued two patents to LMK Technologies, LLC, earlier this week.  The patents relate to the use of hydrophilic materials to help seal the junction between main and lateral sewer pipes. ...