DIFF Subgroup
F15B 21/02 Servomotor systems with program control derived from a store or timing device; Control devices therefor
Introduced: September 1968
Full Title
Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass > Servomotor systems with program control derived from a store or timing device; Control devices therefor
No child classifications to compare. This is a leaf node in both IPC and CPC.