2270223

Information

• Patent Grant
• 2270223

• References
• Source

• Patent Number

  2,270,223

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1942
  83 years ago

• CPC

  • D04H1/4266 - Natural fibres not provided for in group D04H1/425
  • D04H1/08 - and hardened by felting Felts or felted products
  • D04H1/4334 - Polyamides
  • D04H1/645 - Impregnation followed by a solidification process
  • D06M13/522 - Fulling

• US Classifications

  • 162 - Paper making and fiber liberation
  • 264 - Plastic and nonmetallic article shaping or treating: processes