IPC Subgroup
G08B 9/08 mechanical
Introduced: September 1968
Last revised: January 2006
Full Title
Order telegraph apparatus, i.e. means for transmitting one of a finite number of different orders at the discretion of the user, e.g. bridge to engine room orders in ships > mechanical
Classification Context
- Section:
- PHYSICS
- Class:
- SIGNALLING
- Subclass:
- SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
2 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open