3751672

Information

• Patent Grant
• 3751672

• References
• Source

• Patent Number

  3,751,672

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1973
  51 years ago

• CPC

  • G01N21/431 - Dip refractometers
  • Y10S250/903 - with prism contacting liquid

• US Classifications

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