6
Stair treads [steps] of metal; Staircases of metal; Framework of metal for building; Scaffolding of metal; Metal hardware; Buildings of metal
7
Cutting machines; Spraying machines; Shredders [machines] for industrial use; Crushing machines; Centrifugal machines; Centrifugal mills; Wind turbines; Hydraulic turbines; Rolling mills; Rolling mill cylinders; Vibrators [machines] for industrial use; Packing machines; Packaging machines for food; Robots [machines]; Machine wheelwork; Gears, other than for land vehicles; Machinery for working metal; Axles for machines; Tables for machines; Stands for machines; Machine wheels; Steam engine boilers; Housings [parts of machines]; Machines for processing plastics; Sausage machines; Edible pastes (Machines for making -); Metal loading ramps [structures]; Loading ramps; Derricks; Handling apparatus for loading and unloading; Kneading machines; Clack valves [parts of machines]; Calender rollers [machines]; Handling machines, automatic [manipulators]; Fodder presses; Bottle filling machines; Meat choppers [machines]; Moulding machines; Metal drawing machines; Belt conveyors; Conveyors, in particular belt conveyors and roller conveyors; Dispensing machines; Hangers [parts of machines]; Belts for conveyors; Conveyors [machines]
40
Soldering; Welding services; Sandblasting services; Metal treating
42
Engineering services; Mechanical research; Construction drafting; Computer assisted engineering design services