G04C 11/081 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

G04C 11/081

Full Title

Synchronisation of independently-driven clocks > using an electro-magnet or-motor

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.