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A 1960 experimental device for the development of a flying platform. Designed by Dr. Heidelberg. Lift and propulsion were supplied by several propellers. The props were driven by compressed air supplied by a compressor on the ground. |
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A 1960 experimental device for the development of a flying platform. Designed by Dr. Heidelberg. Lift and propulsion were supplied by several propellers. The props were driven by compressed air supplied by a compressor on the ground. |
