CPC Main Group
G01B 21/00 Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
9 direct subcodes
Child Classifications
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- G01B 21/02 for measuring length, width, or thickness (G01B21/10 takes precedence)
- G01B 21/10 for measuring diameters
- G01B 21/16 for measuring distance of clearance between spaced objects
- G01B 21/18 for measuring depth
- G01B 21/20 for measuring contours or curvatures, e.g. determining profile
- G01B 21/22 for measuring angles or tapers; for testing the alignment of axes
- G01B 21/28 for measuring areas
- G01B 21/30 for measuring roughness or irregularity of surfaces
- G01B 21/32 for measuring the deformation in a solid