The content and works on these pages are subject to copyright. The content may only be used for private, non-commercial purposes. Any reproduction, distribution or use beyond private use requires the written permission of J. Willers Engineering AG. This also applies to files that are offered for download.

Insofar as the content on this site was not created by the operator, the copyrights of third parties are respected. In particular, third-party content is identified as such. Should you nevertheless become aware of a copyright infringement, please inform us accordingly. If we become aware of any infringements, we will remove such content immediately.