TREA

Jochen Kramer

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  • Wolfsburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Photographic camera
    • Patent number D253475
    • Issue date Nov 20, 1979
    • Rollei-Werke Franke & Heidecke
    • Jochen Kramer
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Photographic camera
    • Patent number D251975
    • Issue date May 29, 1979
    • Rollei-Werke Franke & Heidecke
    • Jochen Kramer
    • D16 - Photography and optical equipment