DSE 2015: 3M Launches Rugged 55-Inch Multi-Touch Monitors with Multi-Touch March 13, 2015 | Home / March 13, 2015 rave-video / DSE 2015: 3M Launches Rugged 55-Inch Multi-Touch Monitors with Multi-Touch DSE 2015: 3M Launches Rugged 55-Inch Multi-Touch Monitors with Multi-Touch