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PCE
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DIFF Subgroup
G06G 3/04

for performing multiplications or divisions, e.g. variable-ratio gearing

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Devices in which the computing operation is performed mechanically > for performing multiplications or divisions, e.g. variable-ratio gearing

CPC:

Devices in which the computing operation is performed mechanically (G06G1/00 takes precedence) > for performing multiplications or divisions, e.g. variable-ratio gearing

No child classifications to compare. This is a leaf node in both IPC and CPC.