2025257

Information

• Patent Grant
• 2025257

• References
• Source

• Patent Number

  2,025,257

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1935
  89 years ago

• CPC

  • E01C23/0825 - rotary

• US Classifications

  • 280 - Land vehicles
  • 037 - Excavating
  • 172 - Earth working