2990869

Information

• Patent Grant
• 2990869

• References
• Source

• Patent Number

  2,990,869

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1961
  63 years ago

• CPC

  • B60C11/22 - Tread rings between dual tyres
  • B60C5/22 - the chambers being annular
  • B60C2003/005 - Twin tyres
  • Y10T152/10828 - Chafer or sealing strips

• US Classifications

  • 152 - Resilient tires and wheels