7 Fiber blowing machines; air condensing installations; belts for machines; machine parts being mechanical seals; pneumatic controls for machines, engines or motors; filters being parts of machines for manufacturing, and parts of pneumatic controls for machines, engines or motors; filters being parts of engines; guides for machines; bearings for transmission shafts, being parts of machines; shaft couplings for machines; soldering apparatus, electric; 3D printers; woodworking machines, namely, lathes, saw machines, sanding machines, laser engraving machines, electric planers, pneumatic planers, electric routers and pneumatic routers; polishing machines for use in grinding and polishing ceramics in the ceramic and construction industries; engraving machines; industrial marking machines, namely, electromechanical marking machines; metalworking machines, namely, machining centers; cutting machines; optical cold working machines, namely, machines for the production of optical lenses; hydraulic motors; pumps as parts of machines, motors and engines