TREA

Hansruedi Fellmann

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  • Wallisellen, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fire detector
    • Patent number D355386
    • Issue date Feb 14, 1995
    • Cerberus AG
    • Hansruedi Fellmann
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Fire detector
    • Patent number D342213
    • Issue date Dec 14, 1993
    • Cerberus AG
    • Hansruedi Fellmann
    • D10 - Measuring, testing, or signalling instruments