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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3/00
Fastening, clamping, or guiding devices for the bands or cords of curtains or the like
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A47H3/02
Fastening, clamping, or guiding devices for bands or cords
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