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 72 Other office machines (incl. hectograph... duplicating machines...) 84 72 30 Machines for sorting or folding mail or for inserting mail in envelopes or bands, m 84 72 30 00 Machines for sorting or folding mail or for inserting mail in envelopes or bands, m Commodity Code Description 84 72 30 00 00 Machines for sorting or folding mail or for inserting mail in envelopes or bands, m