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antriebseinrichtung for smaller, rapid back and forth detailed movements versetzende arbeitsgeraete by transmission of oscillating vibrations of ringfoermigen, by an electromagnetic antriebsvorrichtung having movable body in vibration on the material
antriebseinrichtung for smaller, rapid back and forth detailed movements versetzende arbeitsgeraete by transmission of oscillating vibrations of ringfoermigen, by an electromagnetic antriebsvorrichtung having movable body in vibration on the material