BEGIN:VCARD
VERSION:3.0
REV:2026-07-27 05:46:21
FN;CHARSET=utf-8:Ingenieurbüro Birk Markus Birk Energieberatung
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TEL;TYPE=cell,voice:0177 9093447
URL;CHARSET=utf-8;TYPE=work:http://www.energieberatung-birk.de
END:VCARD