7 Elevators; elevator doors; machines for hoisting, namely, mechanical and pneumatic hoisting apparatus, hoists; elevator motors; movable elevator conveyors, namely, chain conveyors, belt conveyors, hydraulic conveyors, pneumatic conveyors, screw conveyors, roller conveyors, conveyors being machines; drives for elevators, namely, drives for motors for elevators; electric drives for elevators being parts of machines; hydraulic linear actuators, other than for land vehicles; pneumatic linear actuators, other than for land vehicles; hydraulic door openers and closers; pneumatic door openers and closers; lifting apparatus and devices, namely, elevators, lifting work platforms, lifting work platforms with enclosures, and stair lifts; elevators and parts thereof, namely, electric door openers and closers, elevator belts, elevator doors, elevator motors, elevator chains being parts of machines, cables for lifts