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Telephone connection 01/12/2018
Dear Customer. German Telekom has changed our telephone line to Voice over IP technique. Since the change we are not reachable from some parts of the telephone network. If your are unable to reach us from landline, please try calling us by mobile phone. Thanks for your understanding and for your patience.
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Janich & Klass Computertechnik GmbH · Zum Alten Zollhaus 24 · D-42281 Wuppertal