871205

Information

• Patent Grant
• 871205

• References
• Source

• Patent Number

  871,205

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1907
  117 years ago

• CPC

  • H02K17/22 - having rotor with windings connected to slip-rings

• US Classifications

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