TREA

Ewald Eisend

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  • Grafenrheinfeld, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ratchet gear for the driving hub of a bicycle
    • Patent number 4,363,390
    • Issue date Dec 14, 1982
    • Fichtel & Sachs AG
    • Ewald Eisend
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Derailler system
    • Patent number 4,343,613
    • Issue date Aug 10, 1982
    • Fichtel & Sachs AG
    • Berndt Leiter
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS