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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1/00
Chairs adapted for special purposes
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A47C1/02
Reclining or easy chairs
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A47C1/031
having coupled; concurrently; adjustable supporting parts
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A47C1/036
the parts including a head-rest
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A47C1/037
in combination with a leg-rest or foot-rest
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