2840018

Information

• Patent Grant
• 2840018

• References
• Source

• Patent Number

  2,840,018

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1958
  66 years ago

• CPC

  • A01C7/185 - Foot valves

• US Classifications

  • 111 - Planting
  • 222 - Dispensing