TREA

Johann Grassl

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  • Schwandorf, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sprung vehicle seat
    • Patent number 4,733,847
    • Issue date Mar 29, 1988
    • Grammer Sitzysteme GmbH
    • Johann Grassl
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Sprung vehicle seat
    • Patent number 4,684,100
    • Issue date Aug 4, 1987
    • Grammer Sitzsysteme GmbH
    • Johann Grassl
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Air-sprung seat
    • Patent number 4,484,723
    • Issue date Nov 27, 1984
    • Grammer; Willibald
    • Hermann Meiller
    • B60 - VEHICLES IN GENERAL