Show 0 PATENTS RECENTLY ISSUED prepared for the mining review by davis davis patent attorneys washington stone muller for pans G A gellen gelien san francisco calif multiple floor furnace for roasting ores R Soher fenberg berlin germany method of treating ores and the lik like N C christensen jr salt lake city utah ore mixing and separating apparatus A IT smith glasgow scotland pulp classifier 1 I IF monell boulder colo ore separator A E bookwalter and M A dorland doriand coeur dalene dA Iene idaho ore breaker tr eaker J F pharo thetford mines quebec canada ore class classier fier A B wiggin and A E wheeler heeler Wi great falls mont |