1137526

Information

• Patent Grant
• 1137526

• References
• Source

• Patent Number

  1,137,526

• Date Filed

  Not available

• Date Issued

  Tuesday, April 27, 1915
  110 years ago

• CPC

  • B07B1/62 - heated by direct electric heating

• US Classifications

  • 209 - Classifying, separating, and assorting solids