2296851

Information

• Patent Grant
• 2296851

• References
• Source

• Patent Number

  2,296,851

• Date Filed

  Not available

• Date Issued

  Tuesday, September 29, 1942
  81 years ago

• CPC

  • E01C19/466 - Solid materials

• US Classifications

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