1223811

Information

• Patent Grant
• 1223811

• References
• Source

• Patent Number

  1,223,811

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1917
  107 years ago

• CPC

  • D03C15/02 - Chains of metal, wood, or similar material with projecting pattern-indicating elements
  • Y10T74/2101 - Cams

• US Classifications

  • 066 - Textiles: knitting
  • 074 - Machine element or mechanism