Show PATENTS RECENTLY ISSUED reported specially for this paper by R W bishop patent attorney washington D C ton D C roasting furnace frank klepetko new york N Y process of hardening and tempering copper carrie R Plume br seattle wash placer machine D T barry denver colo rotary furnace W S rockwell new york N Y assignor to rockell engineering company same place mechanism for lifting rock drills jonathan jenkins lord mr metallurgical furnace J W ar lansing san francisco cal gold dredging machine S L crawford and L J crawford hoquiam and W F crawford bremerton brewerton Br emerton wash and process of making cyanides cranides cy anides jacob grossman man chester 9 england assignor to the gross man cyanide patents syndicate ltd man chester england portable pneumatic drill R A aurora ills assignor to aurora automatic machinery company same place and channeling ma ms chines william easton pa assignor to the ingersoll sergeant drill company new york N Y process of electrode antimony A G betts troy N Y mine cage john herzler henry henninger and william penner fenner belleville ills prospectors estors drill J W T olan seattle wash assignor of one half to H M H bolander chicago ills apparatus for treating ferruginous are montague moore melbourne and T J heskett brunswick victoria method of converting granular material into lumps eduard pohl harsum barsum germany apparatus for saving precious values from soils B W rice caldwell ida portable melting furnace louis rousseau argenteuil Argent euil france melting celtin g furnace W E williams chicago ills magnetic separator E C kavanough holyoke mass mining tool W J furbee watson W va mine curtain R J good and G E hall canton 0 split guide box for stamp mills W N nolan el oro mex |