| 3421 | Cross Pein Hammer | Company Product |
| 3422 | Cross Rim Wrench | Company Product |
| 3423 | Cross Roller Guide Parallel Type | Company Product |
| 3424 | Cross Spreader | Company Product |
| 3425 | Cross Tee | Company Product |
| 3426 | Cross-Linked Polyethylene Foam | Company Product |
| 3427 | Cross-cut Saws | Company Product |
| 3428 | Crosscut Saw | Company Product |
| 3429 | Crossed Razor Barbed Wires | Company Product |
| 3430 | Crosshole Sonic Logging | Company Product |
| 3431 | Crosshole Tomography | Company Product |
| 3432 | Crossover Adapters | Company Product |
| 3433 | Crowbar | Company Product |
| 3434 | Crown Corks | Company Product |
| 3435 | Crown Moulding Cornices Corners | Company Product |
| 3436 | Crown Plaster Crown Mouldings | Company Product |
| 3437 | Crown Segment | Company Product |
| 3438 | Crown Staples | Company Product |
| 3439 | Crown Wheel Pinion | Company Product |
| 3440 | Crown Wheel Pinions | Company Product |
| 3441 | Crt Terminal, Computer Monitor Screen Glare Filters | Company Product |
| 3442 | Crucibles | Company Product |
| 3443 | Crude Rubber | Company Product |
| 3444 | Cruise | Company Product |
| 3445 | Cruise Travel Agencies | Company Product |
| 3446 | Crushed Stones | Company Product |
| 3447 | Crushers | Company Product |
| 3448 | Crushing & Pulverizing Equipment | Company Product |
| 3449 | Crushing & Screening Plants | Company Product |
| 3450 | Cryogenic Equipment & Supplies | Company Product |