Hubert Fleckenstein

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Grasbrunn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Wall with a drag reducing surface and method for making such a wall
- Patent number 4,907,765
- Issue date Mar 13, 1990
- Messerschmitt-Boelkow-Blohm GmbH
- Ernst H. Hirschel
- B64 - AIRCRAFT AVIATION COSMONAUTICS