3517752

Information

• Patent Grant
• 3517752

• References
• Source

• Patent Number

  3,517,752

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1970
  54 years ago

• CPC

  • A01B13/12 - Means for distributing the layers on the surface
  • A01B39/14 - for working ridges

• US Classifications

  • 172 - Earth working
  • 111 - Planting