| 333924 |
Manufacturing motor vehicle-type trailers--are classified in Industry 33621, Motor Vehicle Body and Trailer Manufacturing |
| 333924 |
Manufacturing farm-type tractors--are classified in U.S. Industry 333111, Farm Machinery and Equipment Manufacturing |
| 333924 |
Manufacturing construction-type tractors--are classified in Industry 333120, Construction Machinery Manufacturing. |
| 33399 |
Manufacturing ventilating, heating, air-conditioning (except motor vehicle), commercial refrigeration, and furnace filters--are classified in Industry 33341, Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing |
| 33399 |
Manufacturing engine, turbine, and power transmission equipment--are classified in Industry Group 3336, Engine, Turbine, and Power Transmission Equipment Manufacturing |
| 33399 |
Manufacturing pumps and compressors--are classified in Industry 33391, Pump and Compressor Manufacturing |
| 33399 |
Manufacturing material handling equipment--are classified in Industry 33392, Material Handling Equipment Manufacturing |
| 33399 |
Manufacturing motor vehicle air-conditioning systems and compressors, engine filters, and pumps--are classified in Industry Group 3363, Motor Vehicle Parts Manufacturing |
| 33399 |
Manufacturing metal cutting, metal forming, and other metalworking machinery--are classified in Industry 33351, Metalworking Machinery Manufacturing |
| 33399 |
Manufacturing power-driven heavy construction or mining hand operated tools, such as tampers, jackhammers, and augers--are classified in Industry 33312, Construction Machinery Manufacturing, or Industry 33313, Mining and Oil and Gas Field Machinery Manufacturing |