3778538

Information

• Patent Grant
• 3778538

• References
• Source

• Patent Number

  3,778,538

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1973
  51 years ago

• CPC

  • H01B17/46 - Means for providing an external arc-discharge path

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 361 - Electricity: electrical systems and devices