1398666

Information

• Patent Grant
• 1398666

• References
• Source

• Patent Number

  1,398,666

• Date Filed

  Not available

• Date Issued

  Tuesday, November 29, 1921
  103 years ago

• CPC

  • F24B15/08 - Shovels with sifters

• US Classifications

  • 209 - Classifying, separating, and assorting solids