CPC Subgroup
F24S 70/14 made of plastics
Full Title
Details of absorbing elements > characterised by the absorbing material (absorbing coatings or surface treatment for increasing absorption F24S70/20) > made of plastics
F24S 70/14 Details of absorbing elements > characterised by the absorbing material (absorbing coatings or surface treatment for increasing absorption F24S70/20) > made of plastics