3690339

Information

• Patent Grant
• 3690339

• References
• Source

• Patent Number

  3,690,339

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • F15C1/005 - for measurement techniques
  • F15C1/08 - Boundary-layer devices
  • G01F23/16 - Indicating, recording, or alarm devices being actuated by mechanical or fluid means
  • G01F23/18 - Indicating, recording or alarm devices actuated electrically
  • G01F23/296 - Acoustic waves
  • Y10T137/2065 - Responsive to condition external of system
  • Y10T137/2267 - Device including passages having V over gamma configuration

• US Classifications

  • 137 - Fluid handling
  • 073 - Measuring and testing