7 Machine elements for land vehicles, namely, shafts for industrial machines, axles for machines, spindles for machine tools; bearings, as parts of machines, not for land vehicles; gear bearings, for machines, not for land vehicles; shaft bearings, for machines, not for land vehicles; shaft couplings for machines; shaft connectors for machines; transmission shafts, other than for land vehicles; power transmissions and gearing, machine elements not for land vehicles; differentials and their parts and fittings not for land vehicles; toothed wheels or gears, machine elements not for land vehicles; gear boxes, not for land vehicles; bearings with integrated gears and shafts, not for land vehicles; gears and shafts, being parts of bearings, for machines, not for land vehicles; bearings with integrated gears, not for land vehicles; gears, being part of bearings, for machines, not for land vehicles