| SIC Code | Business or Product | Registrants |
|---|
|  | | |
| 7549 | Diagnostic centers, automotive | * |
| 5047 | Diagnostic equipment, medical – wholesale | 106 |
| 3643 | Dial light sockets, radio | * |
| 3845 | Dialyzers, electromedical | 309 |
| 2874 | Diammonium phosphates | * |
| 3496 | Diamond cloth, made from purchased wire | * |
| 3915 | Diamond cutting and polishing | * |
| 3545 | Diamond cutting tools for turning, boring, burnishing, etc. | * |
| 3544 | Diamond dies, metalworking | * |
| 3545 | Diamond dressing and wheel crushing attachments | * |
| 3291 | Diamond dressing wheels | * |
| 1799 | Diamond drilling for building construction-contractors | * |
| 1499 | Diamond mining, industrial | 1 |
| 3915 | Diamond points for phonograph needles | * |
| 3291 | Diamond powder | * |
| 5094 | Diamonds (gems) – wholesale | 32 |
| 5085 | Diamonds, industrial: natural and crude – wholesale | * |
| 2385 | Diaper covers, waterproof: except vulcanized rubber | * |
| 2211 | Diaper fabrics | 34 |
| 7219 | Diaper service | * |
________
* There are SEC Registrants, but only at the 2- or 3-digit SIC Code levels. |
