with combustion of dust in exhaust air

Full Title

Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids > for using the exhaust air for other purposes, e.g. for distribution of chemicals in a room, for sterilisation of the air > with combustion of dust in exhaust air

Classification Context

Section:

HUMAN NECESSITIES

Class:

FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL

Subclass:

DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL