DIFF Subgroup
G06D 1/04 Adding; Subtracting
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Details, e.g. functional units > having at least one moving part, e.g. spool valve > Adding; Subtracting
CPC:
Details, e.g. functional units (individual logic elements F15C; valves F16K) > having at least one moving part, e.g. spool valve > Adding; Subtracting
No child classifications to compare. This is a leaf node in both IPC and CPC.