3177642

Information

• Patent Grant
• 3177642

• References
• Source

• Patent Number

  3,177,642

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1965
  59 years ago

• CPC

  • D02G3/283 - using hollow spindles through which one yarn is running

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining