| 841 | Interior Designers Supplies | Company Product |
| 842 | Integrators | Company Product |
| 843 | Interchangeable Signs | Company Product |
| 844 | Integrated Memory Circuits | Company Product |
| 845 | Integrated Linear Circuits | Company Product |
| 846 | Integrated Hybrid Circuits | Company Product |
| 847 | Integrated Circuit Manufacturing Materials | Company Product |
| 848 | Integrated Circuit Sockets | Company Product |
| 849 | Integrated Circuit Moulds | Company Product |
| 850 | Insurance | Company Product |
| 851 | Integrated Circuit Manufacturing Machines | Company Product |
| 852 | Insulation Materials | Company Product |
| 853 | Insulation Contractors' Equipment & Supplies | Company Product |
| 854 | Insulating Film Window | Company Product |
| 855 | Instrumentation Panels | Company Product |
| 856 | Instruments | Company Product |
| 857 | Instant Noodles | Company Product |
| 858 | Instant Noodles Manufacturers | Company Product |
| 859 | Inspection Devices | Company Product |
| 860 | Inspection Bureaus | Company Product |
| 861 | Insecticides | Company Product |
| 862 | Integrated Circuit Inserters | Company Product |
| 863 | Insects Control | Company Product |
| 864 | Input/Output Modules | Company Product |
| 865 | Insect Control Devices | Company Product |
| 866 | Inorganic Paints | Company Product |
| 867 | Ink Jet Printers | Company Product |
| 868 | Injection Moulding Machines | Company Product |
| 869 | Injection Needles | Company Product |
| 870 | Ink Making Machines | Company Product |