[ Sweeping and cleaning machines, namely, carpet cleaning machines and floor washing machines; parts and fittings for machines for sweeping, cleaning and washing, namely, ] squeegee blades specially adapted for use with floor cleaning machines; [ dredging machines, namely, suction dredges for cleaning machines; squeegee blades specially adapted for use with floor cleaning machines ] and dredging machines in the nature of suction dredges for sweeping, cleaning and washing