2222700

Information

• Patent Grant
• 2222700

• References
• Source

• Patent Number

  2,222,700

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1940
  84 years ago

• CPC

  • H02M7/046 - using discharge tubes
  • H02M1/045 - for multiphase systems

• US Classifications

  • 363 - Electric power conversion systems