838407

Information

• Patent Grant
• 838407

• References
• Source

• Patent Number

  838,407

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1906
  117 years ago

• CPC

  • H02P23/16 - Controlling the angular speed of one shaft
  • Y10S200/32 - Speed responsive

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 200 - Electricity: circuit makers and breakers