3657871

Information

• Patent Grant
• 3657871

• References
• Source

• Patent Number

  3,657,871

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1972
  52 years ago

• CPC

  • D01D11/02 - Opening bundles to space the threads or filaments form one another
  • B65H51/01 - by means of static electricity
  • D01D10/0481 - the filaments passing through a tube
  • B65H2701/31 - Textiles threads or artificial strands of filaments

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining
  • 028 - Textiles: manufacturing