2090639

Information

• Patent Grant
• 2090639

• References
• Source

• Patent Number

  2,090,639

• Date Filed

  Not available

• Date Issued

  Tuesday, August 24, 1937
  88 years ago

• CPC

  • B03C1/04 - with the material carriers in the form of trays or with tables
  • Y10T409/30 - Milling

• US Classifications

  • 209 - Classifying, separating, and assorting solids
  • 409 - Gear cutting, milling, or planing