1. Sources
  2. OECD International Trade
  3. International Trade By Commodity Statistics (SITC Rev. 3)
  4. 7: Machinery and transport equipment
  5. 74: Other industrial machinery and parts
  6. 741: Heating & cooling equipment & parts thereof, n.e.s.
  7. 7417: Gas generators, machinery for liquefying air, gas
  8. 74171: Gas, acetylene gas, water gas generators & the like

74171: Gas, acetylene gas, water gas generators & the like

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