IPC Subgroup
G01P 21/02 of speedometers
Introduced: September 1968
Last revised: January 2006
Full Title
Testing or calibrating of apparatus or devices covered by the other groups of this subclass > of speedometers
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION OR SHOCK; INDICATING PRESENCE OR ABSENCE OF MOVEMENT; INDICATING DIRECTION OF MOVEMENT