3111174

Information

• Patent Grant
• 3111174

• References
• Source

• Patent Number

  3,111,174

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1963
  61 years ago

• CPC

  • A01B35/08 - with rigid tools

• US Classifications

  • 172 - Earth working
  • 416 - Fluid reaction surfaces