DIFF Subgroup
G01L 1/2268 Full Title
Measuring force or stress, in general (measuring force due to impact G01L5/00) > by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids (of piezo-resistive materials G01L1/18); by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress > using resistance strain gauges
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.