- Air and gas compressors including vacuum pumps (5)
- Tire inflators, hand or compressor operated (3)
- Vacuum pumps, except laboratory (2)
- Vacuum (air extraction) systems, industrial (4)
- Spraying and dusting equipment (4)
- Dusting outfits for metals, paints, and chemicals (2)
- Robots for industrial spraying, painting, etc. (1)
- Spraying outfits: metals, paints, and chemicals (compressor) (6)
