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US1179311A
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Apparatus for adding predetermined quantities of substances to a uniform or variable flow of liquid.
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US1121246A
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Apparatus for dividing liquids.
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GB191404435A
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A Process of and Apparatus for the Addition of Predetermined Quantities of Substances to a Uniform or Variable Flow of Liquid.
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GB191310576A
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Apparatus for Dividing Liquids at any Rate of Flow into Two or More Streams having Constant Ratios.
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CA124148A
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Means of measuring or analysing gas
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GB190826561A
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Improved Means for Measuring or Analysing Gaseous Mixtures.
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GB189708671A
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A New Manufacture of a Salt or Compound containing Bromine.
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GB189516920A
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Improved Process and Apparatus for Extracting Gold from Ores and other Auriferous Substances.
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US970923A
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Means for measuring or analyzing gaseous mixtures.
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