3121973

Information

• Patent Grant
• 3121973

• References
• Source

• Patent Number

  3,121,973

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1964
  60 years ago

• CPC

  • A01G13/0287 - Devices for laying-out or removing ground coverings
  • A01B49/04 - Combinations of soil-working tools with non-soil-working tools
  • A01C23/025 - Continuous injection tools
  • Y10S260/14 - Soil treatment digest, polyelectrolytes

• US Classifications

  • 047 - Plant husbandry
  • 111 - Planting
  • 172 - Earth working
  • 260 - Chemistry of carbon compounds
  • 405 - Hydraulic and earth engineering