IPC Subgroup
H04M 1/72466 with selection means, e.g. keys, having functions defined by the mode or the status of the device
Introduced: January 2021
Full Title
Substation equipment, e.g. for use by subscribers > Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection > User interfaces specially adapted for cordless or mobile telephones > with selection means, e.g. keys, having functions defined by the mode or the status of the device
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- TELEPHONIC COMMUNICATION