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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A47C
CHAIRS; SOFAS; BEDS
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A47C17/04
Seating furniture, e.g.; sofas, couches, settees, or the like, with movable parts; changeable to beds; Chair beds
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A47C17/22
Seating furniture having non-movable back-rest changeable to beds; with means for uncovering a previously hidden mattress or similar bed part
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A47C17/24
with only one movable part being tiltable about a horizontal axis
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A47C17/26
tiltable to an overturned position
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