Braces for teeth; Dental apparatus, namely, apex locator; Dental crowns; Dentists' armchairs; Face masks for medical purposes; Mirrors for dentists; Otolaryngology instruments; Surgical apparatus and instruments for dental use; Surgical apparatus for use in ophthalmic surgery; Teething rings

Dental instruments and devices, namely, hand prophy angles, electric and pneumatic drives being part of hand prophy angles, driving motors being part of dental instruments for use in dental surgery, and couplings being part of dental motor-instruments

Dental and dental technical instruments and apparatus, namely, hand and angle pieces, electric and pneumatic drives for these instruments, driving motors for dental instruments, dental motor-instrument couplings, suction apparatus for dental use, dental examination chairs and arm rests therefor, work trays, instrument drawer inserts, delivery arms, dental couplings for motors, instruments, and power supply hoses, dental drilling machines, flexible hose tubing, rigid rods and flexible rods, dr...