3223177

Information

• Patent Grant
• 3223177

• References
• Source

• Patent Number

  3,223,177

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1965
  59 years ago

• CPC

  • A01B19/04 - with two or more tool-frames
  • A01B23/02 - Teeth Fixing the teeth
  • A01B23/043 - specially adapted for harrows with non-rotating tools
  • A01B73/044 - the axis being oriented in a longitudinal direction

• US Classifications

  • 172 - Earth working