- Fabricated structural metal for ships (1)
- Ship sections, prefabricated metal (1)
- Fabricated structural metal for bridges (2)
- Bridge sections, prefabricated, highway (1)
- Building components, structural steel (9)
- Expansion joints (structural shapes), iron or steel (1)
- Joists, open web steel: long-span series (1)
- Tower sections, radio and television transmission (13)
