Louis Schopper 1881 - 1952
- Nationality:
- German
- born in:
- Leipzig, Leipzig, Saxony, Germany
- Made:
- Leipzig
1881 - Louis Schopper opened a workshop;
1952 - nationalized and name changed to VEB Werkstoffprüfmaschinen Leipzig
1990 - transformed into Werkstoffprüfmaschinen Leipzig GmbH
2006 - became WPM Werkstoffprüfsysteme Leipzig GmbH working on the development and manufacturing of hydraulic testing systems and testing machines, spring testing machines and pendulum impact testers.