TREA

Horst Wezurek

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  • Ziethen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Moisture indicator for a respiratory protection device
    • Patent number 5,194,224
    • Issue date Mar 16, 1993
    • Dragerwerk Aktiengesellschaft
    • Claus-Bernd Plotz
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    CO.sub.2 adsorbent mass
    • Patent number 4,997,803
    • Issue date Mar 5, 1991
    • Dragerwerk Aktiengesellschaft
    • Carl E. van der Smissen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL