3325989

Information

• Patent Grant
• 3325989

• References
• Source

• Patent Number

  3,325,989

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1967
  57 years ago

• CPC

  • D02G1/10 - using knife edges

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining
  • 028 - Textiles: manufacturing