| 1021 | Lounges | Company Product |
| 1022 | Logistics Support Companies & Facilities | Company Product |
| 1023 | Logic Probes | Company Product |
| 1024 | Lorries | Company Product |
| 1025 | Loose Leaf Ring Binder Mechanisms | Company Product |
| 1026 | Loran | Company Product |
| 1027 | Logging Truck Parts | Company Product |
| 1028 | Logging Companies | Company Product |
| 1029 | Locksmiths | Company Product |
| 1030 | Locomotive Packings | Company Product |
| 1031 | Locomotives | Company Product |
| 1032 | Lockers | Company Product |
| 1033 | Locks | Company Product |
| 1034 | Local Area Network Software | Company Product |
| 1035 | Lobe Pumps | Company Product |
| 1036 | Loans | Company Product |
| 1037 | Local Area Network | Company Product |
| 1038 | Local Area Network Interface Cards | Company Product |
| 1039 | Load Testing | Company Product |
| 1040 | Load Weighing Systems | Company Product |
| 1041 | Load Skates | Company Product |
| 1042 | Log Loaders | Company Product |
| 1043 | Lizards Control | Company Product |
| 1044 | Load Break Switches | Company Product |
| 1045 | Live Centres | Company Product |
| 1046 | Load Measuring Instruments | Company Product |
| 1047 | Lithographic Inks | Company Product |
| 1048 | Lithographic Platemakers | Company Product |
| 1049 | Lithographic Proof Presses | Company Product |
| 1050 | Lithographic Plate Processors | Company Product |