Improvements in the arrangement of apparatus for superheating steam in steam boilers. ... Bissell. Powder chargers. 684 , 0. Garton. Improved method of Applying heat fn the manufacture and refining of sugar, and in malting, hop drying, browing, ... Obtaining and applying motive power. ... Hoops. PATENTS ON WHICH THE STAMP DUTY OF Ap50 HAS BEEN PAID. 1593. H. H. Bishop. 1631. W. F. 1694.
|Author||:||John I Knight, Henry Lacey|