| 3421 | Crystal Level | Company Product |
| 3422 | Crystal Oscillators | Company Product |
| 3423 | Crystal Retailers | Company Product |
| 3424 | Crystallizer Tanks | Company Product |
| 3425 | Crystallizers | Company Product |
| 3426 | Crystalwares | Company Product |
| 3427 | Csl | Company Product |
| 3428 | Ct | Company Product |
| 3429 | Ct With Built-In Transducers | Company Product |
| 3430 | Ct Woods | Company Product |
| 3431 | Ctr Suspension Parts | Company Product |
| 3432 | Cube Moulds | Company Product |
| 3433 | Cubic Boron Nitride Tools | Company Product |
| 3434 | Cultery | Company Product |
| 3435 | Cultural Organisations | Company Product |
| 3436 | Culture Stone | Company Product |
| 3437 | Cultured Milk Drinks Manufacturers | Company Product |
| 3438 | Cummins | Company Product |
| 3439 | Cup & Line Ball Bearings | Company Product |
| 3440 | Cup Brushes | Company Product |
| 3441 | Cup Twist Wire Brush With Nut | Company Product |
| 3442 | Cup, Pump Packings | Company Product |
| 3443 | Cupronickel Tube Bending | Company Product |
| 3444 | Cups | Company Product |
| 3445 | Curcuit Breakers | Company Product |
| 3446 | Curing Agent | Company Product |
| 3447 | Curl Defining Cream | Company Product |
| 3448 | Curl Hair | Company Product |
| 3449 | Curl Protecting Shampoo | Company Product |
| 3450 | Currency Counters | Company Product |