DIFF Subgroup
G06G 1/08 with circular or helical scales
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Hand-manipulated computing devices > Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales > characterised by construction > with circular or helical scales
CPC:
Hand-manipulated computing devices > Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales > characterised by construction (G06G1/10 takes precedence) > with circular or helical scales
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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