| 451 | Watertight Switches | Company Product |
| 452 | Watt Amp Meters | Company Product |
| 453 | Watt Amphere Meters | Company Product |
| 454 | Watt Meters | Company Product |
| 455 | Wattmeters | Company Product |
| 456 | Wave Inverters | Company Product |
| 457 | Waveform Analysers | Company Product |
| 458 | Waveform Electronic Generators | Company Product |
| 459 | Waveform Generators | Company Product |
| 460 | Waveform Recorders | Company Product |
| 461 | Wavelength Management | Company Product |
| 462 | Wavy Cover | Company Product |
| 463 | Wax | Company Product |
| 464 | Wax Compounds | Company Product |
| 465 | Wax For Hair | Company Product |
| 466 | Wax: Paraffin | Company Product |
| 467 | Waxed Canvas Gym Bag | Company Product |
| 468 | Waxed Paper | Company Product |
| 469 | Waxed Paper Packaging Materials | Company Product |
| 470 | Way Combination Ladder | Company Product |
| 471 | Way Train Bandsaw Machine | Company Product |
| 472 | Way Wiper | Company Product |
| 473 | Weak Basic Anion Exchange Resin | Company Product |
| 474 | Wealth Advisory | Company Product |
| 475 | Wealth Consultant | Company Product |
| 476 | Wear Plate | Company Product |
| 477 | Wear Plate Casings | Company Product |
| 478 | Wear Plates | Company Product |
| 479 | Wear Resistant Rubber Hoses | Company Product |
| 480 | Wear Resistant Tubing | Company Product |