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.
G04C 11/081 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.