1122225

Information

• Patent Grant
• 1122225

• References
• Source

• Patent Number

  1,122,225

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1914
  111 years ago

• CPC

  • B60T8/3245 - responsive to the speed difference between wheels and rail, or between two wheels or two axles

• US Classifications

  • 188 - Brakes