Eberspächer waxa uu ku dhashay Tübingen 18kii Nofeembar 1915kii, waqtigaas oo ay ka tirsanayd Boqortooyada Württemberg, oo ah dowlad goboleed ka tirsan Boqortooyada Jarmalka. Sanadkii 1934 wuxuu iskaa wax u qabso ugu biiray adeegga militariga ee Reichswehr, wuxuuna ka soo shaqeeyay guuto hubeysan oo hubeysan. Intii uu ku jiray adeeggiisa militariga wuxuu wax ka bartay injineernimada mashiinka ee Jaamacadda Stuttgart. Ka dib markii uu qalin jabiyay sanadkii 1939, waxaa loo wareejiyay Luftwaffe. Laga soo bilaabo Luulyo 1940 ilaa Janaayo 1943 wuxuu la shaqeeyay 7.("Fernaufklärungs"-) "Staffel" ee "Lehrgeschwader" 2 (7th Long Range Reconnaissance Squadron of the 2nd Demonstration Wing) labadaba Galbeedka
iyo Dagaal-yahanada Bariga. Kadib wuxuu u beddelay doorka weerarka dhulka, iyo laga bilaabo Maarso 1943 wuxuu la shaqeeyey "Schnellkampfgeschwader" 10 (SKG 10<unk>10th Fast Bomber Wing), duulimaadyada duulimaadyada duulimaadka ee koonfurta England iyo hawlgallada ka hortagga maraakiibta ee kanaalka Ingiriiska. Waxaa loo dalacsiiyay darajada "Hauptmann" (kabtan) 1dii Maajo 1944 waxaana loo magacaabay "Staffelkapitän" (hoggaamiyaha dufcaddii) Kurt Dahlmann's I./SKG 10 (1st Group).