3651375

Information

• Patent Grant
• 3651375

• References
• Source

• Patent Number

  3,651,375

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1972
  52 years ago

• CPC

  • H02M1/32 - Means for protecting converters other than automatic disconnection
  • H02H7/055 - for tapped transformers or tap-changing means thereof
  • H02M5/253 - using discharge tubes only
  • H03K17/08144 - in thyristor switches

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 307 - Electrical transmission or interconnection systems
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems