3D printers; 3D printing pens; Air compressors; Carbon dioxide laser tubes being parts of machines; Compressed air pumps; Cutting machines; Engraving machines; Flexographic printing machines; Industrial robots; Laser engraving machines; Laser engraving machines for woodworking; Machine parts, namely, work holding fixtures for precision machining applications; Metalworking machine tools; Milling machines; Numerically controlled machines and machine tools used for machining parts; Plastic proce...