Normalized relative humidity calibration

Normalized relative humidity instrument

Normalized relative humidity process

Novel compositions, devices and method

Open-loop differential-pressure transmitter

Optical humidity sensor

Optical temperature probe

Optical temperature probe employing rare earth absorption

Optical temperature sensor utilizing birefringent crystals

Optical warning indicator means on bimetal measuring element

Optically active cyano-biphenyl compounds and liquid crystal mat

Optically active liquid crystal mixtures and liquid crystal devi

Orientable temperature indicator device

Passive atmospheric liquid water measuring system and process

Passive remote temperature sensor system

Petroleum and synthetic grease thermoparticulating coating

Physical quantity sensor and method for manufacturing the same

Pictorial room thermometer

Piezoelectric moisture analyzers

Polymer-based humidity sensing elements