3818274

Information

• Patent Grant
• 3818274

• References
• Source

• Patent Number

  3,818,274

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1974
  51 years ago

• CPC

  • H02H9/04 - responsive to excess voltage
  • Y10S323/909 - Remote sensing

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 323 - Electricity: power supply or regulation systems