2155223

Information

• Patent Grant
• 2155223

• References
• Source

• Patent Number

  2,155,223

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1939
  85 years ago

• CPC

  • D06M11/67 - with cyanogen or compounds thereof

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining
  • 252 - Compositions