TREA

Norbert Hetzer

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  • Lobbach, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Price cassette
    • Patent number 5,564,210
    • Issue date Oct 15, 1996
    • Esselte Meto International GmbH
    • Norbert Hetzer
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Price board
    • Patent number 4,791,739
    • Issue date Dec 20, 1988
    • Esselte Meto International GmbH
    • Norbert Hetzer
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

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    • Patent number 4,745,695
    • Issue date May 24, 1988
    • Esselte Meto International GmbH
    • Norbert Hetzer
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Price cassette
    • Patent number 4,679,339
    • Issue date Jul 14, 1987
    • Esselte Pendaflex Corporation
    • Norbert Hetzer
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS