Crushing, screening, and conveying equipment and machines for industrial purposes, namely, crushers, pulverizers, impact breakers, hammermills, disintegrating mills, vibrating and revolving screens and conveyors; aggregate crushing, screening, and conveying equipment and machines for industrial purposes, namely, crushers, pulverizers, impact breakers, hammermills, disintegrating mills, vibrating and revolving screens and conveyors; machines for grinding, crushing, shredding, shearing, pressin...