2838725

Information

• Patent Grant
• 2838725

• References
• Source

• Patent Number

  2,838,725

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1958
  66 years ago

• CPC

  • H02P7/293 - using phase control
  • Y10S388/914 - Thyratron or ignitron

• US Classifications

  • 388 - Electricity: motor control systems