DIFF Subgroup
G01L 3/26 Devices for measuring efficiency, i.e. the ratio of power output to power input
Introduced: September 1968
Full Title
Measuring torque, work, mechanical power, or mechanical efficiency, in general > Devices for measuring efficiency, i.e. the ratio of power output to power input
No child classifications to compare. This is a leaf node in both IPC and CPC.