TREA

Hans-Otto Fischer

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  • Willich, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Obstacle in front of a propeller
    • Patent number 4,795,308
    • Issue date Jan 3, 1989
    • Rhein-Flugzeugbau GmbH
    • Hans-Otto Fischer
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Remotely piloted vehicle
    • Patent number 4,120,468
    • Issue date Oct 17, 1978
    • Rhein-Flugzeugbau GmbH
    • Hans-Otto Fischer
    • F42 - AMMUNITION BLASTING