Douglas R Oberhelman is a person at Caterpillar Inc. where the AIDAluna is manufactured.
The power type of the AIDAluna is an engine manufactured by Caterpillar Inc where Douglas R Oberhelman is a key person.
Caterpillar Inc. | key person | Douglas R. Oberhelman AIDAluna | power type | Caterpillar Inc. Caterpillar Inc. | key person | Douglas R. Oberhelman AIDAluna | power type | Caterpillar Inc.