1. Sources
  2. OECD International Trade
  3. International Trade By Commodity Statistics (SITC Rev. 3)
  4. 8: Miscellaneous manufactured articles
  5. 87: Professional and scientific instruments, n.e.s.
  6. 871: Optical instruments & apparatus, n.e.s.
  7. 8719: Other optical appliances & instruments, n.e.s.
  8. 87193: Other optical devices, appliances & instruments

87193: Other optical devices, appliances & instruments

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