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Gerhard Ehmig

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  • Feldkirch-Tosters, AT
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Patents Grantslast 30 patents

  • Information Patent Grant

    All-metal lift valve for high-vacuum applications
    • Patent number 4,136,854
    • Issue date Jan 30, 1979
    • Vat Aktiengesellschaft fur Vakuum-Apparate-Technik
    • Gerhard Ehmig
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...