| 1261 | Dp Switch | Company Product |
| 1262 | Dp-Ir™ (detector | Company Product |
| 1263 | Drafting Room Equipment & Supplies | Company Product |
| 1264 | Drafting Service | Company Product |
| 1265 | Drafting Software | Company Product |
| 1266 | Drag Link | Company Product |
| 1267 | Drag Links | Company Product |
| 1268 | Drag Metal Cast | Company Product |
| 1269 | Draglinks | Company Product |
| 1270 | Drain & Sewer Cleaning Equipment | Company Product |
| 1271 | Drain Choke | Company Product |
| 1272 | Drain Cleaning | Company Product |
| 1273 | Drain Consolidation Method | Company Product |
| 1274 | Drain Cover Slab | Company Product |
| 1275 | Drain Covers | Company Product |
| 1276 | Drain Covers Grates | Company Product |
| 1277 | Drain Covers Outdoor | Company Product |
| 1278 | Drain Plugs | Company Product |
| 1279 | Drain Scraper & Spade | Company Product |
| 1280 | Drain Traps | Company Product |
| 1281 | Drain Valves | Company Product |
| 1282 | Drainage Cell | Company Product |
| 1283 | Drainage Materials & Supplies | Company Product |
| 1284 | Drainage Pumps | Company Product |
| 1285 | Drainage Tools | Company Product |
| 1286 | Drama Instruction | Company Product |
| 1287 | Drama Schools | Company Product |
| 1288 | Dramatic Instruction | Company Product |
| 1289 | Draperies & Curtains | Company Product |
| 1290 | Draughtsmen | Company Product |