DIFF Subgroup
G05D 1/06 Rate of change of altitude or depth
Full Title
Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots (drive control systems specially adapted for autonomous road vehicles B60W60/00) > Control of altitude or depth > Rate of change of altitude or depth
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.