3401421

Information

• Patent Grant
• 3401421

• References
• Source

• Patent Number

  3,401,421

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1968
  56 years ago

• CPC

  • B60B33/08 - Ball castors
  • B60B2380/00 - Bearings
  • Y10T16/1887 - Antifrictionally mounted
  • Y10T16/1889 - Ball

• US Classifications

  • 016 - Miscellaneous hardware