3892021

Information

• Patent Grant
• 3892021

• References
• Source

• Patent Number

  3,892,021

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1975
  49 years ago

• CPC

  • D02G1/127 - including drawing or stretching on the same machine

• US Classifications

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