3867891

Information

• Patent Grant
• 3867891

• References
• Source

• Patent Number

  3,867,891

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1975
  50 years ago

• CPC

  • D05B57/32 - in chain-stitch sewing machines
  • D05B11/00 - Machines for sewing quilts or mattresses
  • D05B61/00 - Loop holders Loop spreaders Stitch-forming fingers
  • D05B73/12 - Slides Needle plates

• US Classifications

  • 112 - Sewing