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  • Title : The resolution of the Metrological Administration Conference in 1950 (type)
  • The resolution of the Metrological Administration Conference in 1950 (type),Total 9 pictures
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  • Details
    • Dimensions:
      19.60 cm X 30.20 cm X 0.10 cm
    • Classification:
      Metrology
    • Year made:
      1950年