3146572

Information

• Patent Grant
• 3146572

• References
• Source

• Patent Number

  3,146,572

• Date Filed

  Not available

• Date Issued

  Tuesday, September 1, 1964
  60 years ago

• CPC

  • D01H1/162 - for ring type
  • Y10T74/20408 - Constant tension sustaining

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining
  • 074 - Machine element or mechanism