DIFF Subgroup
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.