8474.31 Concrete or mortar mixers 8474.31.00 A 8474.31.00 A 8474.31.01 B

8474.32 Machines for mixing mineral substances with bitumen 8474.32.00 A 8474.32.00 A 8474.32.01 A

8474.39 Mixing or kneading machines nes for earth or other mineral 8474.39.10 D 8474.39.00 A 8474.39.01 B

8474.39.20 A 8474.39.02 A

8474.39.90 A 8474.39.99 A

8474.80 Mach for agglomerating minerals fuels, mach for foundry moulds 8474.80.10 D 8474.80.00 A 8474.80.01 B

8474.80.20 A 8474.80.02 B

8474.80.90 A 8474.80.03 B

8474.80.04 B

8474.80.05 B

8474.80.06 B

8474.80.07 B

8474.80.08 B

8474.80.99 A

8474.90 Pts of sorting/screening/mixing/crushing/grinding/washing/ 8474.90.10 D 8474.90.00 A 8474.90.01 B

8474.90.20 D 8474.90.02 B

8474.90.30 A 8474.90.03 B

8474.90.40 A 8474.90.04 B

North American Free Trade Agreement, 1992 Oct. 7 Tariff Phasing Descriptions · 第 452 / 531 题