31528

Information

• Patent Grant
• 31528

• References
• Source

• Patent Number

  31,528

• Date Filed

  Not available

• Date Issued

  Tuesday, February 26, 1861
  164 years ago

• CPC

  • D06F7/02 - of the rotary-impeller type
  • D06F1/04 - the tub walls or bottom having corrugations

• US Classifications

  • 068 - Textiles: fluid treating apparatus
  • 366 - Agitating