370840

Information

• Patent Grant
• 370840

• References
• Source

• Patent Number

  370,840

• Date Filed

  Not available

• Date Issued

  Tuesday, October 4, 1887
  137 years ago

• CPC

  • D02G3/281 - using one drawing frame for two slivers and twisting of the slivers to a single yarn
  • Y10T74/2102 - Adjustable

• US Classifications

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