3591672

Information

• Patent Grant
• 3591672

• References
• Source

• Patent Number

  3,591,672

• Date Filed

  Not available

• Date Issued

  Tuesday, July 6, 1971
  53 years ago

• CPC

  • D02J1/221 - Preliminary treatments
  • D01D5/20 - with varying denier along their length

• US Classifications

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