IPC Subgroup
G01C 15/14 Artificial horizons
Introduced: September 1968
Last revised: January 2006
Full Title
Surveying instruments or accessories not provided for in groups > Artificial horizons
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
Related Keywords
artificial HORIZONS