TREA

Klaus Roschmann

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  • Nortorf, Schulp, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for producing a cutting base
    • Patent number 4,640,745
    • Issue date Feb 3, 1987
    • TELDEC Schallplatten GmbH
    • Herbert Knothe
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Method for producing a record carrier
    • Patent number 4,512,007
    • Issue date Apr 16, 1985
    • Teldec Telefunken-Decca Schallplatten GmbH
    • Herbert Knothe
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Mechanical record cutting method
    • Patent number 4,248,438
    • Issue date Feb 3, 1981
    • Teldec Telefunken-Decca Schallplatten GmbH
    • Herbert Knothe
    • G11 - INFORMATION STORAGE