Microscopes; optical apparatus and instruments; optical lamps; mirrors (optics); data processing apparatus; time recording apparatus; photocopiers (photographic, electrostatic, thermic); weighing machines; calibrating rings; signal lanterns; fibre (fiber (am.)) optic cables; monitoring apparatus, electric; objectives (lenses) (optics); observation instruments; holders for electric coils; printed circuits; anti-dazzle shades; buzzers; correcting lenses (optics); batteries for lighting; transparencies (photography)

Lamps for medical purposes; medical apparatus and instruments; mirrors for surgeons; ophthalmology apparatus; dental apparatus; roentgen apparatus for medical purposes; ultrasonic medical treatment instrument and parts thereof; surgical apparatus and instruments; diagnostic apparatus for medical purposes; masks for use by medical personnel