2471057

Information

• Patent Grant
• 2471057

• References
• Source

• Patent Number

  2,471,057

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1949
  75 years ago

• CPC

  • D01H5/24 - with porcupines or like pinned rotary members

• US Classifications

  • 019 - Textiles: fiber preparation