37 Repair, installation and maintenance of the following: ships and land vehicles, cranes, hoists, power-operated lifts and loaders for load, freight and container handling, log stackers, reach stackers, harvesters, forklifts, all for lifting, loading, unloading, and freighting purposes, vehicles incorporating lifting, loading and unloading apparatus, hoists and cranes, terminal tractors, platform trucks, forklift trucks, trucks and tractors with mounted winches; repair, installation and maintenance of the following: hoists and cranes, log stackers, straddle carriers, shuttle carriers, load and container handling motor land vehicles, microprocessors, automatic control operating systems, automatic control and diagnostic systems, ultrasonic testing apparatus, nautical safety equipment and beacon lights; repair, installation and maintenance of the following: counterweight training simulators, weighing apparatus and instruments, instruments for measuring length, weight and capacity, calculators for use in determining length, weight and capacity, pressure sensors, emergency signal transmitters; repair, installation and maintenance of the following: scientific apparatus and instruments for use in cargo and load handling solutions, port operations, port and terminal equipment, port and terminal operations, port and terminal optimization, yard management and asset management; repair, installation and maintenance of the following: scientific apparatus and instruments for use in automation, control and optimization for gate, yard and port, terminal, port and cargo handling operations, machines and devices for lifting, loading and unloading purposes, ships and land vehicles; repair, installation and maintenance of the following: computer hardware for simulation of container ports, computer hardware systems for real time monitoring, trouble shooting and data collecting, storing and handling for container and load handling machines in ports, terminals and industry, computer hardware for use in cargo and load handling solutions, port operations, port and terminal equipment, machines and devices for lifting, loading and unloading purposes, ships and land vehicles; repair, installation and maintenance services for computer hardware for simulation of container ports, computer hardware and software systems for real time monitoring, trouble shooting and data collecting, storing and handling for container and load handling machines in ports, terminals and industry; repair, installation and maintenance services for computer hardware for use in cargo and load handling solutions, port operations, port and terminal equipment, machines and devices for lifting, loading and unloading purposes, ships and land vehicles