1431330

Information

• Patent Grant
• 1431330

• References
• Source

• Patent Number

  1,431,330

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1922
  102 years ago

• CPC

  • A01D19/14 - with one screening wheel

• US Classifications

  • 171 - Unearthing plants or buried objects