Eurostat, Luxembourg. 84213930 (01/1988-12/2005) Machinery and apparatus for filtering or purifying air (excl. such articles for civil aircraft of subheading 8421.39.10, isotope separators and intake air filters for internal combustion engines): CN 84213930 /Exports /Unit = Prices (Euro/ton) /Partner: Czechoslovak /Reporter: European Union /84213930:Machinery and Apparatus for Filtering or Purifying air (Excl. Such Articles for Civil Aircraft of Subheading 8421.39.10, Isotope Separators and Intake air Filters for Internal Combustion Engines).