3666991

Information

• Patent Grant
• 3666991

• References
• Source

• Patent Number

  3,666,991

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1972
  52 years ago

• CPC

  • H02H9/007 - avoiding or damping oscillations

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 338 - Electrical resistors