Altes Logo <a href="https://de.wikipedia.org/wiki/50Hertz_Transmission" class="extiw" title="de:50Hertz Transmission">50Hertz Transmission</a>, 2009/2010
Unknown author<span style="display: none;">Unknown author</span> (50Hertz)
<ul><li>Vektordaten: <a rel="nofollow" class="external free" href="http://www.50hertz-transmission.net/cps/rde/xbcr/trm_de/100218_Daten-und-Fakten_DIN-A4_de.pdf">http://www.50hertz-transmission.net/cps/rde/xbcr/trm_de/100218_Daten-und-Fakten_DIN-A4_de.pdf</a></li>
<li>Farbinfo: <a rel="nofollow" class="external free" href="http://www.50hertz-transmission.net/system/50Hz/img/grafik/50hertz_logo.gif">http://www.50hertz-transmission.net/system/50Hz/img/grafik/50hertz_logo.gif</a></li></ul>