3633037

Information

• Patent Grant
• 3633037

• References
• Source

• Patent Number

  3,633,037

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1972
  53 years ago

• CPC

  • D06H3/125 - Detecting errors in the position of weft threads
  • G01N21/95623 - using a spatial filtering method
  • G02B27/46 - Systems using spatial filters

• US Classifications

  • 250 - Radiant energy
  • 026 - Textiles: cloth finishing
  • 356 - Optics: measuring and testing