3575515

Information

• Patent Grant
• 3575515

• References
• Source

• Patent Number

  3,575,515

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1971
  53 years ago

• CPC

  • D04B35/16 - with detectors associated with a series of threads
  • D02H13/00 - Details of machines of the preceding groups
  • G01N21/8901 - Optical details; Scanning details

• US Classifications

  • 356 - Optics: measuring and testing
  • 066 - Textiles: knitting
  • 250 - Radiant energy