Power driven crushers for crushing rock, ore, coal, gravel and like materials and spare and repair parts therefor; power driven screens for screening and separating rock, ore, coal, gravel and like materials, and spare and repair parts therefor,

Dairy products

Concrete form release agents; concrete curing and hardening compounds, concrete, masonry and stone sealing compounds, waterproofing compounds, bonding agents and epoxy resins; cement base and plastic base grouts

Construction equipment made of wood or wood and metal; namely, concrete forms for walls, pilasters, stoops, trenches, culverts, tunnels and flying forms used in above ground and underground construction and accessory and replacement parts and hardware therefor; namely, cornerparts, extensions, panels, fillers, column clamps, walers, braces and brace plates, turnbuckles for braces, bolts, hooks, rods, brackets and from ties, all sold as a unit; construction scaffolding and parts therefor; shoes and accessories and parts therefor; namely, clamps, braces, coupling pins, base plates, shore heads, screw jacks and extensions, all sold as a unit; and parts and fittings for the foregoing

Form strippers; stake pullers

Concrete wall forms; fillers for providing for stepped footings; pilaster forms; culvert forms

Power driven crushing machinery for use in crushing coal or stone, cement and gravel and particularly adaptable for use in mining, cement manufacture and rock and gravel work

Power driven screening and separating equipment

Crushing and mining machinery and parts thereof,