3122663

Information

• Patent Grant
• 3122663

• References
• Source

• Patent Number

  3,122,663

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1964
  61 years ago

• CPC

  • H02K44/20 - by changing the polarity of the magnetic field

• US Classifications

  • 310 - Electrical generator or motor structure