3712744

Information

• Patent Grant
• 3712744

• References
• Source

• Patent Number

  3,712,744

• Date Filed

  Not available

• Date Issued

  Tuesday, January 23, 1973
  52 years ago

• CPC

  • D06H3/04 - wherein the material is supported on a table
  • G01N21/8803 - Visual inspection

• US Classifications

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