2637964

Information

• Patent Grant
• 2637964

• References
• Source

• Patent Number

  2,637,964

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1953
  71 years ago

• CPC

  • A01D27/02 - with rigid tools

• US Classifications

  • 171 - Unearthing plants or buried objects
  • 056 - Harvesters
  • 209 - Classifying, separating, and assorting solids