3838321

Information

• Patent Grant
• 3838321

• References
• Source

• Patent Number

  3,838,321

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1974
  50 years ago

• CPC

  • H02P5/60 - controlling combinations of dc and ac dynamo-electric motors
  • H02P5/51 - Direct ratio control

• US Classifications

  • 318 - Electricity: motive power systems