Data processors; data processing equipment, namely, scanners; Computer software for creating 3D images; computer software for operating and controlling computer-aided machines for making three-dimensional models; computer software for creating and manipulating 3D images, models and data for making three-dimensional models; computer software that transforms computer files into a physical model of a design for making three-dimensional models; data and image processing software for making three-dimensional models; computer software, namely, software tools for graphic computing of 3D images, models and data for making three-dimensional models; computer software, namely, image visualization software for creating 3D images, models and data for making three-dimensional models; computer software, namely, image presentation software for creating 3D images, models and data for making three-dimensional models; computer application software for handheld computers, namely, software for creating and manipulating 3D images, models and data for making three-dimensional models; Printers for use with computers; Plotters; Network Communication Equipment, namely, network adaptors, routers; Teaching apparatus, namely, computers, multimedia projectors, video projectors, slide projectors, motion picture projectors, electronic display boards; Lasers, for 3D printing purposes; Three dimensional printers, namely, printers for making three dimensional objects from thermoplastic filament