G04B 37/062 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

G04B 37/062

Full Title

Cases > Forming the passage for the winding stem through the case; Divided winding stems

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.