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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A47C1/022
having independently-adjustable supporting parts
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A47C1/024
the parts, being the back-rest, or the back-rest and seat unit, having adjustable; and lockable; inclination
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A47C1/025
by means of a; rack-and-pinion; or like gearing mechanism
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