7
Electric and electronic drives, in particular electric motors, for equipment, apparatus and machines (except for land vehicles); electric and electronic drives, in particular electric motors, for positioning in measuring, control and regulating devices and in mechanical engineering (except for land vehicles); gear boxes (except for land vehicles); mechanical, electronic or electric positioning apparatus and positioning systems consisting thereof, for positioning in measuring, control and regulating devices and in mechanical engineering (included in class 7)
8
Hand-operated positioning apparatus and positioning systems consisting thereof, for positioning in measuring, control and regulating devices and in mechanical engineering (included in class 8)
9
Optical, electronic and mechanical sensors and measuring transducers; measuring apparatus, in particular for measuring physical quantities, such as pressure, angle, path and position; electronic regulating and control apparatus; calibration devices; electric, electronic and mechanical meters; motor potentiometers; electric and electronic display devices; electric and electronic display apparatus for positioning in measuring, control and regulating devices and in mechanical engineering; mechanical display apparatus (included in class 9); mechanical display apparatus for positioning in measuring, control and regulating devices and in mechanical engineering