3D printers; Air diffusers for hydroponics; Automatic swimming pool cleaners and parts therefor; Dust filters and bags for vacuum cleaners; Food waste disposers; Laser engraving machines; Laser engraving machines for woodworking; Laser machines for cutting, marking, and engraving fabric designed for installation directly above embroidery machines; Machine parts, namely, joints and joint parts for connecting sliding strips, plates and guides; Particulate air filters for exhaust systems for int...