Scientific, surveying, photographic, optical, weighing, measuring, signalling, checking, supervision and teaching apparatus and instruments, namely, lasers not for medical purposes, laser welding devices, optical inspection apparatus for industrial use, ultrasonic sensors, ultrasonic inspection apparatus for industrial use, instruments for detecting and measuring two- and three-dimensional distribution of force; apparatus and instruments for conducting, switching, transforming, accumulating, ...

Laboratory mixers and stirrers