2205214

Information

• Patent Grant
• 2205214

• References
• Source

• Patent Number

  2,205,214

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1940
  84 years ago

• CPC

  • H02M7/006 - using discharge tubes
  • H02P3/14 - by regenerative braking

• US Classifications

  • 318 - Electricity: motive power systems
  • 307 - Electrical transmission or interconnection systems