G04C 13/065 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

G04C 13/065

Full Title

Driving mechanisms for clocks by primary clocks > Circuit arrangements; Electric clock installations > Primary clocks > Contact devices (for simultaneously winding several clocks G04C1/00)

This code exists only in CPC.

Diff view requires codes present in both systems.

View in CPC →