2297719

Information

• Patent Grant
• 2297719

• References
• Source

• Patent Number

  2,297,719

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1942
  81 years ago

• CPC

  • H02P7/245 - whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
  • H01H7/14 - electromagnetic

• US Classifications

  • 318 - Electricity: motive power systems