IPC Subgroup
G01C 3/14 with binocular observation at a single point, e.g. stereoscopic type
Introduced: September 1968
Last revised: January 2006
Full Title
Measuring distances in line of sight; Optical rangefinders > using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument > with binocular observation at a single point, e.g. stereoscopic type
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
1 direct subcode
Child Classifications
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- G01C 3/16 Measuring marks