2448469

Information

• Patent Grant
• 2448469

• References
• Source

• Patent Number

  2,448,469

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1948
  76 years ago

• CPC

  • A01B63/26 - by man-power
  • A01B5/06 - without alternating possibility

• US Classifications

  • 172 - Earth working