2234734

Information

• Patent Grant
• 2234734

• References
• Source

• Patent Number

  2,234,734

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1941
  84 years ago

• CPC

  • D01F2/16 - Addition of dyes to the spinning solution

• US Classifications

  • 106 - Compositions: coating or plastic
  • 536 - Organic compounds