DIFF Subgroup
G06G 1/02 Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
Introduced: September 1968
Full Title
Hand-manipulated computing devices > Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- G06G 1/04 characterised by construction (G06G1/10 takes precedence) +1 CPC IPC+CPC Available in IPC and CPC