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Clamp holder for plates of different sizes - has main-body, two clamp-arms holding plate at opposite edges and extensions to open clamp-arms under pressure.
Verfahren und Vorrichtung zum Herstellen einer die Schneide tragenden, sich auf die Blattstaerke einwaerts verjuengenden Verdickung an den Spitzen der Zaehne von Saegeblaettern durch Stauchen