Abbreviations: Difference between revisions
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==D== | ==D== | ||
;DHHN | ;DHHN | ||
: | :Deutsche Haupthöhennetz | ||
==E== | ==E== | ||
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==D== | ==D== | ||
;DHHN | ;DHHN | ||
: | :Deutsche Haupthöhennetz | ||
==E== | ==E== | ||