CPC Subgroup
F24S 70/275 Coatings made of plastics
Full Title
Details of absorbing elements > characterised by absorbing coatings; characterised by surface treatment for increasing absorption > Coatings made of plastics
F24S 70/275 Details of absorbing elements > characterised by absorbing coatings; characterised by surface treatment for increasing absorption > Coatings made of plastics