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Priority to NL6514201ApriorityCriticalpatent/NL6514201A/xx
Publication of NL6514201ApublicationCriticalpatent/NL6514201A/xx
E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
E03D9/04—Special arrangement or operation of ventilating devices