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Concept information

PREFERRED TERM

621.38151Elektronrør  

ENTRY TERMS

  • Termionrør

IDENTIFIER

  • ocd00155445

NOTATION

  • 621.38151

URI

http://dewey.info/class/621.38151/e23/

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RDF/XML TURTLE JSON-LD Created 2/4/10, last modified 6/13/18