2820335

Information

• Patent Grant
• 2820335

• References
• Source

• Patent Number

  2,820,335

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1958
  66 years ago

• CPC

  • A01D57/10 - using fans
  • Y10S56/08 - Air gathering

• US Classifications

  • 056 - Harvesters