TriFold 2000 Demonstration Video 21st April 2018 | by Lisa Brightwell | Multimedia Demonstration of the TriFold 2000 automatic letter opener. Copyright – (c) Inscerco Mfg. Inc. Tags: automatic letter opener, Demonstration Video, TriFold 2000, TriFold 2000 automatic letter opener, TriFold 2000 Demonstration Video, video, Youtube Read more