3D printers;Printing plates;Printing presses;Type-setting machines [printing];Paper feeders [printing];Matrices for use in printing;Rotary printing presses;Tympans [parts of printing presses];Stereotype machines;Satinizing machines;Boxes for matrices [printing];Offset printers;Printing cylinders;Typecasting machines;Machines for making cardboard;Paper production machines;Inking apparatus for printing machines;Collating machines;Calenders;Typographic machines;3D printing pens.;