1998551

Information

• Patent Grant
• 1998551

• References
• Source

• Patent Number

  1,998,551

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1935
  90 years ago

• CPC

  • D06B7/06 - of hanks of yarns
  • D06B7/08 - of fabrics of indefinite length
  • D06M11/61 - Liquid ammonia
  • D06M2101/06 - cellulosic

• US Classifications

  • 008 - Bleaching and dyeing