TREA

Helmut Schlosser

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  • Rottenbach, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hearing aid adaptable for telephone listening
    • Patent number 4,995,085
    • Issue date Feb 19, 1991
    • Siemens Aktiengesellschaft
    • Reinhard Kern
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electric hearing aid
    • Patent number 4,629,833
    • Issue date Dec 16, 1986
    • Siemens Aktiengesellschaft
    • Reinhard Kern
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE