1331710

Information

• Patent Grant
• 1331710

• References
• Source

• Patent Number

  1,331,710

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1920
  105 years ago

• CPC

  • A01D51/007 - for grains

• US Classifications

  • 055 - Gas separation
  • 056 - Harvesters
  • 172 - Earth working
  • 415 - Rotary kinetic fluid motors or pumps