| 811210 |
Photographic equipment repair shops without retailing new photographic equipment |
| 811210 |
Precision equipment calibration |
| 811210 |
Public address system repair and maintenance services |
| 811210 |
Radar and sonar equipment repair and maintenance services |
| 811210 |
Radio repair and maintenance services without retailing new radios |
| 811210 |
Radio repair, automotive, without retailing new |
| 811210 |
Stereo equipment repair shops without retailing new stereo equipment |
| 811210 |
Surgical instrument repair and maintenance services |
| 811210 |
Surveying instrument repair and maintenance services |
| 811210 |
Tablet repair and maintenance services, without retailing new tablets |