3420049

Information

• Patent Grant
• 3420049

• References
• Source

• Patent Number

  3,420,049

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1969
  55 years ago

• CPC

  • D02G3/326 - the elastic properties due to the construction rather than to the use of elastic material
  • D02G3/324 - using a drawing frame

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining