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Siegfried Bartel

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Patents Grantslast 30 patents

  • Information Patent Grant

    Light interrupter
    • Patent number 4,033,693
    • Issue date Jul 5, 1977
    • AGFA-Gevaert, Aktiengesellschaft
    • Bernd Payrhammer
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Apparatus for scanning a marked web
    • Patent number 4,025,025
    • Issue date May 24, 1977
    • AGFA-Gevaert, A.G.
    • Siegfried Bartel
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Apparatus for controlling the movements of printing filters
    • Patent number 4,018,527
    • Issue date Apr 19, 1977
    • AGFA-Gevaert, A.G.
    • Siegfried Bartel
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY