2231670

Information

• Patent Grant
• 2231670

• References
• Source

• Patent Number

  2,231,670

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1941
  83 years ago

• CPC

  • H02M1/042 - wherein the phase of the control voltage is adjustable with reference to the AC voltage

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 307 - Electrical transmission or interconnection systems
  • 315 - Electric lamp and discharge devices: systems
  • 323 - Electricity: power supply or regulation systems