10 air cushions for medical purposes, air mattresses for medical purposes, air pillows for medical purposes; hydrostatic beds for medical purposes, beds, specially made for medical purposes; cushions for medical purposes, heating cushions for medical purposes; hearing aids for deaf, invalids' hoist; orthopedic articles, namely, arch supports for boots and shoes, artificial limbs, corsets for medical and orthopedic belts, orthopedic shoes; physical exercise apparatus, for medical purposes, respirators for artificial respiration