1366456

Information

• Patent Grant
• 1366456

• References
• Source

• Patent Number

  1,366,456

• Date Filed

  Not available

• Date Issued

  Tuesday, January 25, 1921
  103 years ago

• CPC

  • B28C1/003 - Plant; Methods

• US Classifications

  • 299 - Mining or in situ disintegration of hard material
  • 204 - Chemistry: electrical and wave energy
  • 209 - Classifying, separating, and assorting solids