Ingenieure Zapp, Cremer und Enners, Eickhoff (Bochum)
Relationships with persons or entities via objects
(The left column lists the relations of this actor to objects in the right column. In the middle you find other actors in relation to the same objects.)
Intellectual creation
Ingenieure Zapp, Cremer und Enners, Eickhoff (Bochum)
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