| 512250 |
Record producers (except independent) |
| 512250 |
Record production (except independent record producers) without duplication or distribution |
| 512250 |
Record releasing, promoting, and distributing combined with mass duplication |
| 512250 |
Sound recording, integrated production, reproduction, release, and distribution |
| 512250 |
Sound recording, releasing, promoting, and distributing |
| 512290 |
Audio recording of meetings or conferences |
| 512290 |
Producers, recorded radio shows (except independent producers) |
| 512290 |
Radio program recording production (except independent producers) |
| 512290 |
Recording books on tape or disc (except publishers) |
| 512290 |
Recording seminars and conferences, audio |