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enamelled articles consisting of a basis of aluminium ellerletmetallegeringer and a glassy overtraek and letsmeltende, practically lead-free,silicate based emaljefritter for use by the type manufacture
enamelled articles consisting of a basis of aluminium ellerletmetallegeringer and a glassy overtraek and letsmeltende, practically lead-free,silicate based emaljefritter for use by the type manufacture
