| 991 | Impedance Bridges | Company Product |
| 992 | Interlocking Bricks | Company Product |
| 993 | Industrial Boilers | Company Product |
| 994 | Inflatable Boats | Company Product |
| 995 | Industrial Balancing | Company Product |
| 996 | Infra-red Analysers | Company Product |
| 997 | Impedance Analysers | Company Product |
| 998 | Ion Analysers | Company Product |
| 999 | Instrumentation Amplifiers | Company Product |
| 1000 | Industrial Alignment Equipment | Company Product |
| 1001 | Industrial Alignment | Company Product |
| 1002 | Industrial Air Compressors | Company Product |
| 1003 | Irrigation Pumps Agriculture | Company Product |
| 1004 | Indoor Advertising | Company Product |