Construction machines and apparatus; lumbering, woodworking, or veneer or plywood making machines and apparatus; painting machines and apparatus; plastic processing machines and apparatus; machines and apparatus for manufacturing rubber goods; stone working machines and apparatus; machine elements, not for land vehicles; electric door openers
MachineryNon-metallic minerals for building or construction; ceramic building materials; plastic building materials; synthetic building materials; asphalt, and asphalt building or construction materials; rubber building or construction materials; plaster for building purposes; lime building or construction materials; building or construction materials of plaster; buildings, not of metal; building timber; plywood; building stone; building glass; joinery fittings, not of metal
Nonmetallic Building Materials