• DocumentCode
    3841002
  • Title

    Charkes Nelson Hefford

  • Volume
    83
  • Issue
    504
  • fYear
    1938
  • fDate
    12/1/1938 12:00:00 AM
  • Firstpage
    892
  • Journal_Title
    Journal of the Institution of Electrical Engineers
  • Publisher
    iet
  • Type

    jour

  • DOI
    10.1049/jiee-1.1938.0232
  • Filename
    5318160