Contact and Legal Notice: punktwissen Proyer & Stangl OG

(Last changed: 2019-09-04.)

punktwissen Proyer & Stangl OG Consulting Engineers - Applied Physics and IT
Arbeitergasse 24, 7012 Zagersdorf, Austria

Managing partners
Dr. Siegfried Proyer sigi [at] punktwissen [.] at
Dr. Elke Stangl elke [at] punktwissen [.] at

Phone +43 676 6203018
Commercial Register FN 269189 t, Commercial Court Eisenstadt
VAT-ID ATU62063224

PDF Terms and Conditions

Regulatory authority: Bezirkshauptmannschaft Eisenstadt-Umgebung
Applicable law: Austrian Law
Editorial policy: Overview of service offered, dissemination of knowledge - physics, engineering, information technologie (Blog).

Data privacy: The punktwissen website uses only static HTML files. There are no cookies, and no client-side or server-side code. All embedded content (images and CSS style-sheets) is served from the same server as the text content files.
punktwissen's data processor for server hosting - - can access log files including IP addresses of visitors for security reasons, for a limited period of time. punktwissen does nothave access to IP address information.
This also holds for all connected websites hosted at:,,,,,,

Usage of punktwissen content. Visitors may use our online content (text/images/data) for private / internal use only. Any other use of materials without consent by punktwissen is prohibited. This includes publication to other public websites but also re-use in presentations that are (originally) targeted to a limited audience, such as talks given to non-profit organizations or students' academic theses. Attribution only is not sufficient.

Non-liability: Technical information and advice is provided without warranty. punktwissen is not liable for any damage resulting from applying such information to visitors' systems.
We evaluate the content of external websites before we link to them, and we re-validate links and content from time to time. But we are neither liable for the validity and veracity of the external content nor can we guarantee the security of external web applications.