E06B 7/04 with ventilation wings (E06B7/08 takes precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: with ventilation wings
CPC: with ventilation wings (E06B7/08 takes precedence)
Full Title
Full titles differ between systems:
Special arrangements or measures in connection with doors or windows > for providing ventilation, e.g. through double windows; Arrangement of ventilation roses > with ventilation wings
Special arrangements or measures in connection with doors or windows ( ; screening or similar protective devices E06B9/00) > for providing ventilation, e.g. through double windows; Arrangement of ventilation roses (airflow control members per se F24F13/08) > with ventilation wings (E06B7/08 takes precedence)
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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