Show PATENTS RECENTLY ISSUED reported specially for this paper by R W bishop patent attorney washington D C and rock drills henry hellman and L C bayles johannesburg transvaal crushing machine C G buchanan brooklyn N Y process of recovering precious metals J A just pulaski pulaska ore roaster J W boileau detroit mich assignor to L C sherwood sime place mine gate N K bowman north lawrence ohio apparatus for separating metals from liquids leon dion new york N Y assignor to the american electro co same place |