TREA

Alexander Helmke

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  • Berlin, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Breathing mask
    • Patent number D779651
    • Issue date Feb 21, 2017
    • Humedics GmbH
    • Axel Luchterhand
    • D24 - Medical and laboratory equipment

Patents Applicationslast 30 patents