3867040

Information

• Patent Grant
• 3867040

• References
• Source

• Patent Number

  3,867,040

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1975
  49 years ago

• CPC

  • D06B23/28 - in response to a test conducted on the treating material
  • G05D21/02 - characterised by the use of electric means
  • Y10T137/0329 - Mixing of plural fluids of diverse characteristics or conditions

• US Classifications

  • 356 - Optics: measuring and testing
  • 008 - Bleaching and dyeing
  • 137 - Fluid handling
  • 250 - Radiant energy