| http://www.w3.org/ns/prov#value | - ls: imported by the US in 2011-12 $42,544,185.00 of HTS Code 7302 ??? articles of iron or steel: railway or tramway track construction material of iron or steel, the following: rails, check-rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), fish-plates, chairs, chair wedges, sole plates (base plates), rail clips, bedplates, ties and ot
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