IPC Subgroup
F24F 11/61 using timers
Introduced: January 2018
Full Title
Control or safety arrangements > characterised by user interfaces or communication > using timers
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- HEATING; RANGES; VENTILATING
- Subclass:
- AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING