G05D 23/1919 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

G05D 23/1919

Full Title

Control of temperature > characterised by the use of electric means

Of 4 combined children, 0 exist in both systems.

4 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.