3820699

Information

• Patent Grant
• 3820699

• References
• Source

• Patent Number

  3,820,699

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • B65H63/003 - responsive to winding of yarns around rotating cylinders
  • B65H2701/31 - Textiles threads or artificial strands of filaments

• US Classifications

  • 226 - Advancing material of indeterminate length