Gear couplings or transmissions (except for land vehicles); Gear couplings or transmissions for power tools; Gear couplings or transmissions for vacuum cleaners; Components of gear couplings or transmissions (except for land vehicles); Components of gear couplings or transmissions for power tools; Components of gear couplings or transmissions for vacuum cleaners; Gear wheels for machines (except for land vehicles); Gear wheels for power tools, in particular for electric power tools and pneuma...