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en.wikipedia.org/wiki/Pressure_measurement

Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure and display pressure in an integral unit are called pressure gauges or vacuum gauges. A manometer is a good example as it uses a column of liquid to both .... the liquid column (a vertical tube filled with mercury) manometer invented by ...

en.wikipedia.org/wiki/Koenig%27s_manometric_flame_apparatus

Koenig's manometric flame apparatus was a laboratory instrument invented in 1862 by the German physicist Rudolph Koenig, and used to visualize sound ...

www.answers.com/Q/Who_invented_the_manometer

A manometer is a pressure gauge. A Crane Manometer might be one adapted to use on a crane, probably a steam crane, but could be hydraulic pressure on a ...

encyclopedia2.thefreedictionary.com/manometer

Looking for manometer? Find out information about manometer. : see pressure pressure, in mechanics, ratio of the force acting on a surface to the area of the ...

inventors.about.com/od/germaninventors/fl/Otto-von-Guericke.htm

Aug 16, 2016 ... In 1661, Guericke invented the manometer and the barometer. His barometer measured the ambient air pressure and he noted that it was ...

www.britannica.com/technology/U-tube-manometer

(Left) A U-tube manometer, in which differential pressure is measured as the difference h between the high-pressure reading and the low-pressure reading, ...

www.meritanswers.com/questions/inventor-of-the-sigma-manometer/19895-1-1

Mar 2, 2016 ... Name of the Inventor of Sigma Manometer is given in this section.

adctoday.com/learning-center/about-sphygmomanometers/history-sphygmomanometer

In 1881, the first sphygmomanometer was invented by Samuel Siegfried Karl Ritter von Basch. It consisted of a rubber bulb that was filled with water to restrict  ...

www.dictionary.com/browse/manometer

Manometer definition, an instrument for measuring the pressure of a fluid, consisting of a tube filled with a liquid, the level of the liquid being determined by the ...

wps.prenhall.com/wps/media/objects/3311/3391331/blb1002.html

FIGURE 10.2 Mercury barometer invented by Torricelli. ... Figure 10.3(a) shows a closed-tube manometer, normally used to measure pressures below ...