3190362

Information

• Patent Grant
• 3190362

• References
• Source

• Patent Number

  3,190,362

• Date Filed

  Not available

• Date Issued

  Tuesday, June 22, 1965
  59 years ago

• CPC

  • A01B63/114 - to achieve a constant working depth
  • A01B63/1115 - using a mechanical ground contact sensor

• US Classifications

  • 172 - Earth working