3728658

Information

• Patent Grant
• 3728658

• References
• Source

• Patent Number

  3,728,658

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1973
  51 years ago

• CPC

  • H01H71/142 - actuated due to change of magnetic permeability

• US Classifications

  • 337 - Electricity: electrothermally or thermally actuated switches
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets