3518492

Information

• Patent Grant
• 3518492

• References
• Source

• Patent Number

  3,518,492

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1970
  55 years ago

• CPC

  • H02H9/06 - using spark-gap arresters
  • F16K31/06 - using a magnet
  • H01F7/10 - specially adapted for alternating current
  • H01T4/16 - having a plurality of gaps arranged in series

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 315 - Electric lamp and discharge devices: systems