2689320

Information

• Patent Grant
• 2689320

• References
• Source

• Patent Number

  2,689,320

• Date Filed

  Not available

• Date Issued

  Tuesday, September 14, 1954
  70 years ago

• CPC

  • H02P7/26 - using discharge tubes
  • Y10S388/914 - Thyratron or ignitron

• US Classifications

  • 388 - Electricity: motor control systems
  • 318 - Electricity: motive power systems