3761802

Information

• Patent Grant
• 3761802

• References
• Source

• Patent Number

  3,761,802

• Date Filed

  Not available

• Date Issued

  Tuesday, September 25, 1973
  52 years ago

• CPC

  • G05F1/153 - controlled by discharge tubes or semiconductor devices
  • H01F29/04 - having provision for tap-changing without interrupting the load current
  • H01H9/0005 - Tap change devices

• US Classifications

  • 323 - Electricity: power supply or regulation systems