H02K 21/222 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

H02K 21/222

Full Title

Synchronous motors having permanent magnets; Synchronous generators having permanent magnets > with stationary armatures and rotating magnets > with magnets rotating around the armatures, e.g. flywheel magnetos

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.

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