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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A47H
FURNISHINGS FOR WINDOWS OR DOORS
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A47H23/02
Shapes of curtains; Selection of particular materials for curtains
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A47H23/05
of chain or chain mail; of free-hanging strips or lamellae
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