IPC Subgroup
G05D 19/02 characterised by the use of electric means
Introduced: September 1968
Last revised: January 2006
Full Title
Control of mechanical oscillations, e.g. of amplitude, of frequency, of phase > characterised by the use of electric means
Classification Context
- Section:
- PHYSICS
- Class:
- CONTROLLING; REGULATING
- Subclass:
- SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES