DIFF Subgroup
A47C 21/04 Devices for ventilating, cooling or heating
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Attachments for beds, e.g. sheet holders or bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses > Devices for ventilating, cooling or heating
CPC:
Attachments for beds, e.g. sheet holders or bed-cover holders (bed tables supported on the bedstead A47B23/02); Ventilating, cooling or heating means in connection with bedsteads or mattresses > Devices for ventilating, cooling or heating
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
Navigate with arrow keys, Enter to open