3539867

Information

• Patent Grant
• 3539867

• References
• Source

• Patent Number

  3,539,867

• Date Filed

  Not available

• Date Issued

  Tuesday, November 10, 1970
  54 years ago

• CPC

  • H01H83/02 - operated by earth fault currents
  • H02H3/105 - responsive to excess current and fault current to earth
  • H02H3/338 - also responsive to wiring error
  • H01H2089/005 - Multi-purpose combinations

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets