Printing machines; 3D printers; replacement parts and replacement fittings of printing machines, namely, recoater propelling drives, lasers, power supplies, electronic controllers, electronic information displays, switches, endstops, electric locks, coolers, recoaters in the nature of powder leveling roller machines that provide a smooth layer of powder within the processing area of a 3D printer, trapezoidal screw pinned engines, electric motors, hinged housings for printing machines and for ...

Printing machines; 3D printers; replacement parts and fittings of printing machines, namely, recoater propelling drives, lasers, power supplies, electronic controllers, electronic information displays, switches, endstops, electric locks, coolers, recoaters in the nature of powder leveling roller machines that provide a smooth layer of powder within the processing area of a 3D printer, trapezoidal screw pinned engines, electric motors, hinged housings for printing machines and for electric mot...