IPC Subgroup
G01B 3/02 Rulers with scales or marks for direct reading
Introduced: September 1968
Last revised: January 2020
Full Title
Measuring instruments characterised by the use of mechanical techniques > Rulers with scales or marks for direct reading
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
1 direct subcode
Child Classifications
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- G01B 3/04 rigid