Section 16 Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers,and parts and accessories of such articles 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 28 Other lifting, handling,loading or unloading machinery 84 28 20 Pneumatic elevators and conveyors 84 28 20 00 Pneumatic elevators and conveyors Commodity Code Description 84 28 20 00 000 Pneumatic elevators and conveyors