225668

Information

• Patent Grant
• 225668

• References
• Source

• Patent Number

  225,668

• Date Filed

  Not available

• Date Issued

  Tuesday, March 16, 1880
  145 years ago

• CPC

  • A01B63/20 - with gear and rack
  • Y10T74/18976 - Rack and pinion

• US Classifications

  • 172 - Earth working
  • 074 - Machine element or mechanism