TRAILER STRUCTURAL PARTS - NAMELY, A FULL-WALL SLIDE-OUT UNIT TO EXPAND THE INTERIOR SPACE OF MOTOR HOMES

training and fitness appliances (not for medical purposes), namely appliances for gymnastics, physical exercise devices, leg weights, excerising pulleys, excerise bars, benches, machines, tables, treadmills, rowing and weight lifting machines, manually operated physical excerise appliances; sports appliances, namely knee supports, elbow wraps and supports, wrist supports, ankle wraps and supports

Chemical additives for drilling muds