2978624

Information

• Patent Grant
• 2978624

• References
• Source

• Patent Number

  2,978,624

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1961
  63 years ago

• CPC

  • H02P7/305 - whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value

• US Classifications

  • 318 - Electricity: motive power systems