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cooling device for glass is equal to richter, in particular mercury vapor glass is equal to richter, with in the path of the kuehlluftstromes laid rueckkuehlanlage for liquid kuehmittel
cooling device for glass is equal to richter, in particular mercury vapor glass is equal to richter, with in the path of the kuehlluftstromes laid rueckkuehlanlage for liquid kuehmittel