A Device for Controlling the Degree of Carburation of Gaseous Explosive Mixtures in Internal Combustion Engines.
CA79228A
Apparatus for treating grain
US816390A
Apparatus for crushing grain.
GB190217681A
Improvements in Crushing Mills
US704393A
Manufacture of iron, manganese, and alloys of these metals by aid of electricity.
GB190020513A
Improvements in the Manufacture of Iron
GB190017189A
Improvements in the Treatment of Copper Ores or Minerals for the Obtainment of Copper and other Metals therefrom and the Recovery and Treatment of Bye-products of the Process.
GB190017190A
Improvements in and Apparatus for the Production of Manganese, Ferro-manganese, and Alloys of Manganese.
US777757A
Rotary mixing-mill.
GB190000433A
Improvements in Apparatus for Working Butter and for Kneading or Mixing other Substances.
GB189424179A
Apparatus for Recording Pieces of Music while they are being Played on Keyboard Instruments.
