242648

Information

• Patent Grant
• 242648

• References
• Source

• Patent Number

  242,648

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1881
  143 years ago

• CPC

  • B60B33/08 - Ball castors
  • Y10T16/1891 - Cylinder

• US Classifications

  • 016 - Miscellaneous hardware
  • 384 - Bearings