3461971

Information

• Patent Grant
• 3461971

• References
• Source

• Patent Number

  3,461,971

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1969
  55 years ago

• CPC

  • A01B13/08 - for working subsoil
  • A01B11/00 - Ploughs with oscillating, digging or piercing tools driven or not

• US Classifications

  • 172 - Earth working