2130858

Information

• Patent Grant
• 2130858

• References
• Source

• Patent Number

  2,130,858

• Date Filed

  Not available

• Date Issued

  Tuesday, September 20, 1938
  86 years ago

• CPC

  • B60L15/12 - with circuits controlled by relays or contactors
  • B60L2200/26 - Rail vehicles
  • Y02T10/645 - Control strategies for dc machines

• US Classifications

  • 318 - Electricity: motive power systems
  • 338 - Electrical resistors