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since 1904

Data privacy

This website uses Google Analytics, a web-analytics service of Google Inc. ("Google"). Google Analytics employs so-called "cookies", text files that are stored on your computer and enable an analysis of the use you make of our website. The information generated by the cookie about how you use this website is usually transmitted to a Google server located in the US and stored there.

In the event that IP anonymization is activated on this website, however, Google first shortens your IP address in the member states of the European Union or in other member countries of the European Economic Area. Only in exceptional cases is your full IP address transmitted to a Google server in the US and shortened there. By order of the operator of this website, Google uses this information to analyse how you use our website, to compile reports on your website activities and to provide further services for the website operator associated with the use made of our website and the internet. The IP address transmitted by your browser within the scope of Google Analytics is not amalgamated with other Google data. You can prevent the storage of cookies by making corresponding changes to the settings of your browser software; we venture to point out, however, that, in this case, you may not be able to make full use of all functions of this website.

In addition, you can prevent the capture of the data generated by the cookie and relating to your use of the website (incl your IP address) being transmitted to Google and the processing of these data by Google, by downloading and installing the browser plugin available at the following link (


You can prevent such capture by Google Analytics by clicking on the following link. An opt-out cookie is set that prevents the future capture of your data when you visit our website: deactivate Google Analytics Please find more detailed information on the conditions of use and data privacy at and/or at

We wish to point out that on this website Google Analytics was extended to include the code "anonymizeIp" to ensure an anonymized capture of IP addresses (so-called IP masking). Source: (in German)