2171844

Information

• Patent Grant
• 2171844

• References
• Source

• Patent Number

  2,171,844

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1939
  85 years ago

• CPC

  • B60B15/26 - Auxiliary wheels or rings with traction-increasing surface attachable to the main wheel body
  • Y10T152/10288 - Sectional

• US Classifications

  • 301 - Land vehicles: wheels and axles
  • 152 - Resilient tires and wheels