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procedure for the manufacture of a metallic connection between a consisting of irun, smooth bored out lejeskaal who first forzinkes by immersion in a zinkbad and a bronze,gunmetal or similar alloys existing liner.
procedure for the manufacture of a metallic connection between a consisting of irun, smooth bored out lejeskaal who first forzinkes by immersion in a zinkbad and a bronze,gunmetal or similar alloys existing liner.