Änderungen
Aus Hackerspace Ffm
/* Externe Dokumete */
https://www.siegenia.com/de/products/door-systems/entrance-doors/emergency-exit-and-panic-door-locks/double-leaf-doors
https://www.siegenia.com/api/service/downloads/file/178289_de
===== Wie haben andere Hackerspaces gemacht =====
