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Douglas R Oberhelman is a key person at Caterpillar Inc. which was founded in the US. The company is located in Illinois and provides the power to the AIDAluna.
Caterpillar Inc. | key person | Douglas R. Oberhelman Caterpillar Inc. | location | Illinois Caterpillar Inc. | foundation place | United States AIDAluna | power type | Caterpillar Inc.