2897774

Information

• Patent Grant
• 2897774

• References
• Source

• Patent Number

  2,897,774

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1959
  65 years ago

• CPC

  • D05B67/00 - Devices incorporated in sewing machines for lubricating, waxing, or colouring the threads
  • B65H71/007 - Oiling, waxing by applying liquid during spooling
  • B65H2701/31 - Textiles threads or artificial strands of filaments

• US Classifications

  • 112 - Sewing