| 427 / | HD | COATING PROCESSES | 
| 402 | DF | APPLYING SUPERPOSED DIVERSE COATING OR COATING A COATED BASE {9} | 
| 419.1 | DF | .~ Metallic compound-containing coating {3} | 
| 419.2 |  | .~.~ Oxide-containing coating {3} | 
| 419.3 | DF | .~.~.~> Superposed diverse oxide coatings {1} | 
| 419.5 | DF | .~.~.~> Organic coating | 
| 419.6 | DF | .~.~.~> Vitreous coating |