Campagnola e Fedeli borns in Negrar (Verona) in 1973, inventing the scratching system through rolls, and developing, during '80, the bush-hammering systems through plate. For responding to the necessity to construct automatic machinery, in 1997 has risen in Settimo di Pescantina a new department with the purpose to develop, other than bush-hammers, different bridge cutters, lines for slabs flaming, systems of aspiration powders and depuration of wasted waters, and machinery planned ad hoc.

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