This month's measure was produced by German based company WEDO. A familiar brand in Germany and across the globe partly due to their well-known "we do it" slogan.
The Freiberger Präzisionsmechanik company is based in Saxony, Germany and has a long and convoluted history that has seen many name and structural changes. From 1965 to 1990, they were part of the Kombinat VEB Carl Zeiss Jena optics parent company. The Kurvimeter 78 map measure looked at here dates from that period of Soviet control.
Three Points of the Compass 