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Ob-Ing  

Ob.-Ing. = Oberingenieur, Oberingenieurin.
[Ob.Ing.]
Ob-Ing  

Ob.-Ing. = Oberingenieur[in]
[Ob.Ing.]
Ob-Ing  

Ob.-Ing. = Oberingenieur, Oberingenieurin.
[Ob.Ing.]