1454640

Information

• Patent Grant
• 1454640

• References
• Source

• Patent Number

  1,454,640

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1923
  101 years ago

• CPC

  • B61F17/10 - by means of an oil bath

• US Classifications

  • 295 - Railway wheels and axles
  • 301 - Land vehicles: wheels and axles