John Duff Ltd

John Duff Ltd is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Fabrication Steel

North American Industry Classification System (NAICS) Categories:

• Iron And Steel Mills > Steel Fabrication & Processing > Fabrication Steel

Standard Industry Classification (SIC) Categories:

• Blast Furnaces & Steel Mills > Steel Fabrication & Processing > Fabrication Steel