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Concept information

Preferred term

681.7Optical apparatus and instruments  

Note

  • Details by special auxiliaries 62-1/-9
  • Lenses. Fibre-optic devices. Magnifiers. Microscopes. Spectacles. Telescopes. Binoculars

Notation

  • 681.7

In other languages

URI

http://udcdata.info/062534

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