1471138

Information

• Patent Grant
• 1471138

• References
• Source

• Patent Number

  1,471,138

• Date Filed

  Not available

• Date Issued

  Tuesday, October 16, 1923
  100 years ago

• CPC

  • A01B69/005 - by an additional operator

• US Classifications

  • 172 - Earth working
  • 280 - Land vehicles
  • 301 - Land vehicles: wheels and axles
  • 404 - Road structure, process, or apparatus