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Expired
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John Hargreaves
Richard Armstrong
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Individual
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Individual
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Publication of GB189618589ApublicationCriticalpatent/GB189618589A/en
GB189618589D1896-08-221896-08-22Improvements in the Manufacture and Treatment of Detergent and Bleaching Compounds, and in Apparatus employed therein.
ExpiredGB189618589A
(en)
Improvements in the Manufacture of Saccharine, or Compounds thereof, or Mixtures Containing the same, and in the Production and Treatment of Materials for Use therein.
Improvements in Electrolytic Decompositions, and especially in the Electrolytic Production of Bleaching Agents and their Uses, adn in Electrodes and Apparatus therefor.