Meer dan een miljoen boeken binnen handbereik!
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Christian Brecher Volgorde van de boeken

    25 augustus 1969
    5th WZL Gear Conference in the USA
    6th WZL Gear Conference in the USA
    7th WZL Gear Conference in the USA
    Innovations in bevel gear technology
    Machine and process development for the robust machining of microstructures on free-form surfaces for hybrid optics
    Machine Tools Production Systems 3