2471916

Information

• Patent Grant
• 2471916

• References
• Source

• Patent Number

  2,471,916

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1949
  75 years ago

• CPC

  • H02P25/325 - whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value

• US Classifications

  • 388 - Electricity: motor control systems