 
| Class | Class Name | 
|---|---|
| 37 | repair and maintenance of telecommunication and electronic apparatus and instruments | 
| 37 | repair and maintenance of vehicles and industrial plant | 
| 37 | repair and maintenance of vending machines (automatic distribution machines) | 
| 37 | repair and maintenance of video frequency machines and apparatus | 
| 37 | repair and maintenance of waste compacting machines and apparatus for household purposes | 
| 37 | repair and maintenance of waste crushing machines and apparatus for household purposes | 
| 37 | repair and maintenance of water purifying apparatus | 
| 37 | repair and maintenance services relating to automobiles and motorcycles | 
| 37 | repair and maintenance services relating to watches, clocks, timepieces, and horological and chronometric apparatus and instruments | 
| 37 | repair and refurbishment of ships | 
| 37 | repair information services | 
| 37 | repair of aerospace products | 
| 37 | repair of agricultural machines and implements | 
| 37 | repair of air conditioning apparatus for industrial purposes | 
| 37 | repair of aircraft and aircraft parts | 
| 37 | repair of aircrafts | 
| 37 | repair of alarms for vehicles | 
| 37 | repair of amusement machines and apparatus | 
| 37 | repair of apparatus for use in mooring | 
| 37 | repair of audio/video players | 
| 37 | repair of automatic counting machines for pachinko balls | 
| 37 | repair of automatic distribution machines | 
| 37 | repair of automatic seals and stickers distribution machines | 
| 37 | repair of automobiles | 
| 37 | repair of bags or pouches | 
| 37 | repair of bath tubs, wash basins, toilet fittings and sanitary wares | 
| 37 | repair of bathroom units | 
| 37 | repair of bathtubs | 
| 37 | repair of bending machines | 
| 37 | repair of bicycle parking apparatus | 
| 37 | repair of bicycles | 
| 37 | repair of billiard equipment | 
| 37 | repair of binoculars | 
| 37 | repair of boilers | 
| 37 | repair of bridge abutments | 
| 37 | repair of buildings | 
| 37 | repair of buildings, civil engineering structures, roads, highways and railways | 
| 37 | repair of burners | 
| 37 | repair of camcorders | 
| 37 | repair of camera lenses | 
| 37 | repair of cameras | 
| 37 | repair of car door locks | 
| 37 | repair of chemical machines and apparatus | 
| 37 | repair of chemical plants | 
| 37 | repair of chemical processing machines and apparatus | 
| 37 | repair of cinematographic machines and apparatus | 
| 37 | repair of cleaning, polishing and sanitary apparatus and machinery | 
| 37 | repair of clocks | 
| 37 | repair of clocks and watches | 
| 37 | repair of clothing |