1874513

Information

• Patent Grant
• 1874513

• References
• Source

• Patent Number

  1,874,513

• Date Filed

  Not available

• Date Issued

  Tuesday, August 30, 1932
  92 years ago

• CPC

  • G08G1/082 - Controlling the time between beginning of the same phase of a cycle at adjacent intersections
  • Y10T477/373 - Electrically actuated brake

• US Classifications

  • 318 - Electricity: motive power systems
  • 340 - Communications: electrical
  • 477 - Interrelated power delivery controls, including engine control