ClassID:

166923

G01L23/32 - CPC Classification

Classification description:

Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid; Details or accessories Apparatus specially adapted for recording pressure changes measured by indicators

Recent Application in this class: