SKYLARK ELECTRIC FOLDAWAY ATTIC STAIRS

[ Ladders and scaffolding, of metal; Metal ladders; Metal step ladders; Ladders made wholly of metal; Mobile step ladders of metal; Ladders made principally of metal; Step ladders, made principally of metal; Stairs of metal; Handrails of metal for stairs; Attic ladders of metal; Attic steps of metal ]

Wooden ladders; Non-metallic ladders; Ladders made of wood; Ladders, not of metal [ ; Step ladders made of wood; Step ladders, not of metal; Mobile, non-metallic boarding stairs for passengers; mobile boarding stairs, not of metal, for passengers ]