851811

Information

• Patent Grant
• 851811

• References
• Source

• Patent Number

  851,811

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1907
  117 years ago

• CPC

  • B23Q5/28 - Electric drives
  • H02P1/027 - Special design of starting resistor

• US Classifications

  • 318 - Electricity: motive power systems