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Expired
Application number
AU17924/10A
Filing date
Publication date
Application filedfiledCritical
Publication of AU1792410ApublicationCriticalpatent/AU1792410A/en
AU17924/10A1910-05-16Improvements in. the metallurgy of lead-bearing zinc sulphides with or without small admixtures ofother metals
ExpiredAU1792410A
(en)