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CPC Subgroup
G01L 21/26

by making use of radiometer action, i.e. of the pressure caused by the momentum of molecules passing from a hotter to a cooler member; Vacuum gauges of the Knudsen type

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Vacuum gauges > by making use of radiometer action, i.e. of the pressure caused by the momentum of molecules passing from a hotter to a cooler member; Vacuum gauges of the Knudsen type

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Child Classifications

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  • G01L 21/28 using torsional rotary measuring members