ClassID:

166728

G01L7/20 - CPC Classification

Classification description:

Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements using liquid as the pressure-sensitive medium, e.g. liquid-column gauges involving a closed chamber above the liquid level, the chamber being exhausted or housing low-pressure gas; Liquid barometers

Recent Application in this class: