509409

Information

• Patent Grant
• 509409

• References
• Source

• Patent Number

  509,409

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1893
  131 years ago

• CPC

  • B60B17/0013 - formed by two or more axially spaced discs

• US Classifications

  • 295 - Railway wheels and axles