EDUCATIONAL SERVICES-NAMELY, TRAINING PERSONS IN THE APPLICATION AND USE OF MECHANICAL, ELECTRICAL, HYDRAULIC AND PNEUMATIC POWER TRANSMISSION EQUIPMENT-NAMELY, RELATIVE TO BEARINGS, BUSHINGS, HUBS, V-BELT DRIVES, TIMING BELT DRIVES, SPEED REDUCERS, ADJUSTABLE SPEED DRIVES, CHAIN DRIVES, PULLEYS, COUPLINGS, COLLARS, CLUTCHES, AND OVERLOAD RELEASES