- Etching and engraving (12)
- Engraving jewelry, silverware, or metal (23)
- Etching on metals (2)
- Name plates: engraved, etched, etc. (6)
- Painting, coating, and hot dipping (39)
- Aluminum coating of metal products (2)
- Coating of metals and formed products (30)
- Coating of metals with plastic or resins (1)
- Coating or wrapping steel pipe (1)
- Coating, rust preventive (2)
- Galvanizing of iron, steel, or end-formed products (4)
- Hot dip coating of metals or formed products (3)
- Jewelry enameling (4)
- Painting of metal products (7)
- Parkerizing (2)
