This film footage, with regard to both photos, about my oil skimmer, was a novelty at the time. They were shown on television in April 1989 in the Envitec report — with the name of my company in Herne mentioned.
This film footage of my oil skimmer, a novelty at the time, was shown on television in September 1988 in the Entsorga report — with the name of my company in Herne mentioned.
OTS…(A)
OTS…(B)
OTS…(H)
