Eurostat, Luxembourg. 90318010 (01/1988-12/2005) Instruments, appliances and machines for measuring or checking, not elsewhere specified in chapter 90, for civil aircraft (excl. optical): CN 90314990 /Exports /Unit = Prices (Euro/ton) /Partner: Poland /Reporter: Eur27_2020 /90314990:Optical Instruments, Appliances and Machines for Measuring or Checking, not Elsewhere Specified or Included in Chapter 90.