| 37 |
installation, maintenance and repair of trigeneration plants |
| 37 |
installation, maintenance and repair of tubular reactor compressors and pumps |
| 37 |
installation, maintenance and repair of tubular reactors |
| 37 |
installation, maintenance and repair of turbo expander compressors and pumps |
| 37 |
installation, maintenance and repair of turboexpanders |
| 37 |
installation, maintenance and repair of vacuum pumps |
| 37 |
installation, maintenance and repair of ventilating apparatus |
| 37 |
installation, maintenance and repair of ventilating systems |
| 37 |
installation, maintenance and repair of veterinary apparatus and instruments |
| 37 |
installation, maintenance and repair of water supply apparatus |
| 37 |
installation, maintenance and repair of wave energy conversion apparatus and wave energy power plants |
| 37 |
installation, maintenance and repair of weighing apparatus |
| 37 |
installation, maintenance and repair of wind towers |
| 37 |
installation, maintenance and repair of wind towers and anemometers |
| 37 |
installation, maintenance and repair of windmills and wind turbines |
| 37 |
installation, maintenance and repair services |
| 37 |
installation, maintenance and repair services for air-cooled compressors and heat exchanger pumps |
| 37 |
installation, maintenance and repair services for compressors and pumps for carburant distribution equipment |
| 37 |
installation, maintenance and repair services for compressors and pumps for motor fuel distribution equipment |
| 37 |
installation, maintenance and repair services for compressors and pumps of compressed natural gas [CNG] refueling equipment |
| 37 |
installation, maintenance and repair services for compressors and steam condenser pumps |
| 37 |
installation, maintenance and repair services for gas turbine compressors and pumps |
| 37 |
installation, maintenance and repair services for steam turbine compressors and pumps |
| 37 |
installation, maintenance and repair services for thick-walled reactor compressors and pumps |
| 37 |
installation, maintenance and repair services for tubular reactor compressors and pumps |
| 37 |
installation, maintenance and repair services for tubular reactors |
| 37 |
installation, maintenance and repair services for turbo expander compressors and pumps |
| 37 |
installation, maintenance and repair services of air-cooled heat exchangers |
| 37 |
installation, maintenance and repair services of carburant distribution equipment |
| 37 |
installation, maintenance and repair services of compressed natural gas [CNG] fueling equipment |
| 37 |
installation, maintenance and repair services of compressors |
| 37 |
installation, maintenance and repair services of fertilization equipment and devices |
| 37 |
installation, maintenance and repair services of irrigation equipment and devices |
| 37 |
installation, maintenance and repair services of land fertilization equipment and devices |
| 37 |
installation, maintenance and repair services of land irrigation equipment and devices |
| 37 |
installation, maintenance and repair services of machinery |
| 37 |
installation, maintenance and repair services of machines |
| 37 |
installation, maintenance and repair services of motor fuel distribution equipment |
| 37 |
installation, maintenance and repair services of pumps |
| 37 |
installation, maintenance and repair services of turboexpanders |
| 37 |
installation, maintenance and repair services provided by a handyman |
| 37 |
installation, maintenance, repair and reconditioning of industrial machinery |
| 37 |
installation, maintenance, servicing and repair of energy and power generating apparatus, equipment and installations? |
| 37 |
installation, repair and maintenance of clean room facilities and equipment |
| 37 |
installation, repair and maintenance of cleanroom facilities and equipment |
| 37 |
installation, repair and maintenance of clocks and other horological and chronometric instruments |
| 37 |
installation, repair and maintenance of computer hardware and peripherals being computer support services |
| 37 |
installation, repair and maintenance of computers and computer peripherals |
| 37 |
installation, repair and maintenance of condensing apparatus, steam condensers, radiators for motors and engines, air reheaters, boiler tubes |
| 37 |
installation, repair and maintenance of energy conversion apparatus and power plants |
