Patent classifications
A
HUMAN NECESSITIES
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A47
FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
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A47L
DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
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11/00
Machines for cleaning floors, carpets, furniture, walls, or wall coverings
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A47L11/40
Parts or details of machines not; provided for in; groups A47L11/02 - A47L11/38,; or not restricted to one of these groups; , e.g. handles, arrangements of switches, skirts, buffers, levers
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A47L11/408
Means for supplying cleaning or surface treating agents
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