3773424

Information

• Patent Grant
• 3773424

• References
• Source

• Patent Number

  3,773,424

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1973
  51 years ago

• CPC

  • G01N21/85 - Investigating moving fluids or granular solids
  • G01N2021/4754 - Diffuse illumination

• US Classifications

  • 356 - Optics: measuring and testing
  • 250 - Radiant energy