- Filters, general line: industrial (2)
- Firefighting and related equipment (1)
- Firefighting apparatus (2)
- Sprinkler systems, fire: automatic (1)
- Lubricating equipment (1)
- Gas producers, generators, and other gas related equipment (2)
- Bridge or gate machinery, hydraulic (1)
- Liquid automation machinery and equipment (1)
- Robots, assembly line: industrial and commercial (1)
