1843922

Information

• Patent Grant
• 1843922

• References
• Source

• Patent Number

  1,843,922

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1932
  93 years ago

• CPC

  • H02P25/186 - whereby the speed is regulated by using a periodic interrupter

• US Classifications

  • 318 - Electricity: motive power systems
  • 188 - Brakes