| 1501 | Diamond Pastes | Company Product |
| 1502 | Diamond Foils & Sheets | Company Product |
| 1503 | Diamond Honing Sticks | Company Product |
| 1504 | Diamond Powder | Company Product |
| 1505 | Diamond Lapping Tools | Company Product |
| 1506 | Diamond Files | Company Product |
| 1507 | Diamond Dressers | Company Product |
| 1508 | Diamond Drill Bits | Company Product |
| 1509 | Dial Protractors | Company Product |
| 1510 | Diamond Drilling Equipment | Company Product |
| 1511 | Dial Indicators | Company Product |
| 1512 | Dewpoint Meters | Company Product |
| 1513 | Dial Gauges | Company Product |
| 1514 | Diagonal Packings | Company Product |
| 1515 | Diagnostic Reagents | Company Product |
| 1516 | Dial Comparators | Company Product |
| 1517 | Dewatering Drainage Pumps | Company Product |
| 1518 | Dewatering Contractors | Company Product |
| 1519 | Deviation Meters | Company Product |
| 1520 | Detergents | Company Product |
| 1521 | Detectors | Company Product |
| 1522 | Detector Tubes | Company Product |
| 1523 | Desuperheaters | Company Product |
| 1524 | Detective Agencies | Company Product |
| 1525 | Desoldering Stations | Company Product |
| 1526 | Desktop Publishing Systems | Company Product |
| 1527 | Desktop Publishing | Company Product |
| 1528 | Desizing Agents | Company Product |
| 1529 | Desktop Publishing Software | Company Product |
| 1530 | Desitometers | Company Product |