About 1 Trademarks found that are owned by Halstrupwalcher Gmbh

Optical, electronic and mechanical sensors and measuring transducers and measuring apparatus, in particular for measuring the physical quantities pressure, angles, paths and positions; electronic regulating and control apparatus; calibrating apparatus; devices with a screen, included in this class; electronic and mechanical meters; motor potentiometers.

Controlling devices, gears, drives and positioning systems (except for land vehicles), in particular for positioning in measuring, control and regulating devices and in mechanical engineering; machine wheels.