3863842

Information

• Patent Grant
• 3863842

• References
• Source

• Patent Number

  3,863,842

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1975
  50 years ago

• CPC

  • A01B25/00 - Harrows with special additional arrangements
  • A01C23/025 - Continuous injection tools

• US Classifications

  • 239 - Fluid sprinkling, spraying, and diffusing
  • 111 - Planting