3831531

Information

• Patent Grant
• 3831531

• References
• Source

• Patent Number

  3,831,531

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1974
  51 years ago

• CPC

  • B61F5/28 - Axle-boxes integral with, or directly secured to, vehicle or bogie underframes

• US Classifications

  • 105 - Railway rolling stock
  • 295 - Railway wheels and axles