3698173

Information

• Patent Grant
• 3698173

• References
• Source

• Patent Number

  3,698,173

• Date Filed

  Not available

• Date Issued

  Tuesday, October 17, 1972
  52 years ago

• CPC

  • D02G3/322 - using hollow spindles

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining