550740

Information

• Patent Grant
• 550740

• References
• Source

• Patent Number

  550,740

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1895
  129 years ago

• CPC

  • D01H5/32 - Regulating or varying draft

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining