3401272

Information

• Patent Grant
• 3401272

• References
• Source

• Patent Number

  3,401,272

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1968
  56 years ago

• CPC

  • H03K3/49 - the devices being ferro-resonant
  • H02H9/007 - avoiding or damping oscillations

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 323 - Electricity: power supply or regulation systems
  • 324 - Electricity: measuring and testing
  • 361 - Electricity: electrical systems and devices