37 Repair or maintenance of electric motors in marine, offshore drilling, oil and gas, and industrial fields; repair or maintenance of power generators in marine, offshore drilling, oil and gas, and industrial fields; pump repair and maintenance in marine, offshore drilling, oil and gas, and industrial fields; electrical repairs and installation of electric motors, AC induction motors, AC motor drives, low, medium, and high voltage electric motors, high power density electric motors, electric generators, and electric power control systems in marine, offshore drilling, oil and gas, and industrial fields