Show PATENTS RECENTLY ISSUED reported specially for this paper by R W bishop patent attorney washington D G C apparatus for recovering precious ci metals virginia tunbridge newark N J administratrix of john tunbridge deceased crushing machine T L sturt evant quincy and T J sturtevant newton center mass assignors assigners assign ors to sturtevant mill co boston mass amalgamator elizabeth P wilkins baltimore mr separator of metals from gangue A E cattermole london england concentration of minerals A E cattermole H L sulman and H F kirk patrick picard london england ore screen J A traylor denver colo ore leaching apparatus W S jones greensburg greensbury Greens burg pa assay button dropper edward keller albert ferrell and K W mccomas baltimore md cru birg mill T L vant vant quincy and T J sturtevant newton center mass assignors assigners assign ors to sturtevant mill co boston mass valve for rock drills T i murphy new york N Y furnace for roasting or smelt ing utley wedge ardmore pa crushing mill M P boss san francisco cal safety device for hoisting mechanism chan ism william burkart and H A wil liams denver colo reversible converter carl j ra apke gu austrow strow tro vv germany s gold separator thomas lock santa barbara cal mine gate N K bowman north lawrence ohio concentrator 1 I A cammett denver colo concentrator W L and F S card denver colo pulverizing ging mill A J sackett baltimore md mine car J B bell windber pa art ot of reducing metals H S blackmore mount vernon N Y apparatus for treating pyrites W B simons charleston S C |