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G06C 15/40

for stepped-toothed-drum computing mechanism

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Computing mechanisms; Actuating devices therefor > Devices for transfer between orders, e.g. tens-transfer device > for stepped-toothed-drum computing mechanism

CPC:

Computing mechanisms; Actuating devices therefor > Devices for transfer between orders, e.g. tens transfer device > for stepped-toothed-drum computing mechanism

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