Frictional mechanical linear drives according to the rolling ring principle for linear stroke motion; rolling ring drives with variable pitch and variable pitch direction as feed mechanisms for drive technology and fittings for winding machines; roller nuts with fixed pitch as feed mechanisms for drive technology (aforementioned goods not for land vehicles); yarn guides for knitting machines

Television receivers; mobile telephones; digital cameras; portable media players; portable computers; wireless headsets for mobile phones, smart phones and tablet computers; rechargeable batteries; battery chargers; leather cases for mobile phones, smart phones and tablet computers; flip covers for mobile phones, smart phones and tablet computers; table computers; audio electronic components, namely surround sound systems; digital set-top boxes; DVD players; light emitting diode displays; monitors; 3D eye glasses; computers; printers for computers; semiconductors

audiology services

Mechanical linear drives; rolling ring drives for converting rotary motion into reciprocating motion; machine feed installations; transversing units for winding wire on spools; rolling ring drive units; roller drive nuts; continuous reciprocating feed mechanisms; positioning drives; high speed traverse drives; yarn guides for knitting machines; all included in class 7; and all other goods in this class