3809738

Information

• Patent Grant
• 3809738

• References
• Source

• Patent Number

  3,809,738

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1974
  50 years ago

• CPC

  • D01F8/08 - with at least one polyacrylonitrile as constituent
  • D02J1/229 - Relaxing

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes