2890399

Information

• Patent Grant
• 2890399

• References
• Source

• Patent Number

  2,890,399

• Date Filed

  Not available

• Date Issued

  Tuesday, June 9, 1959
  65 years ago

• CPC

  • H02P7/066 - using a periodic interrupter
  • H01H53/06 - Magnetodynamic relays

• US Classifications

  • 318 - Electricity: motive power systems
  • 310 - Electrical generator or motor structure
  • 324 - Electricity: measuring and testing