DIFF Subgroup Additional Only
H04R 2201/02 Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
Full Title
Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups > Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
Of 5 combined children, 0 exist in both systems.
5 codes are CPC-only extensions.
Note: 5 CPC extensions are marked as secondary classification only.