2244362

Information

• Patent Grant
• 2244362

• References
• Source

• Patent Number

  2,244,362

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1941
  84 years ago

• CPC

  • G01R17/04 - in which the reference value is continuously or periodically swept over the range of values to be measured
  • Y10S33/03 - Photoelectric
  • Y10T137/2509 - By optical or chemical property

• US Classifications

  • 318 - Electricity: motive power systems
  • 033 - Geometrical instruments
  • 137 - Fluid handling
  • 236 - Automatic temperature and humidity regulation
  • 250 - Radiant energy
  • 251 - Valves and valve actuation
  • 356 - Optics: measuring and testing
  • 359 - Optical: systems and elements