162489

Information

• Patent Grant
• 162489

• References
• Source

• Patent Number

  162,489

• Date Filed

  Not available

• Date Issued

  Tuesday, April 27, 1875
  149 years ago

• CPC

  • A01D19/14 - with one screening wheel

• US Classifications

  • 171 - Unearthing plants or buried objects
  • 172 - Earth working