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Patent:GB191516876


Patent:GB 191516876
Title:Improvements in and relating to Apparatus for or Means of Measuring the Depth of Colour of Various Substances whether Liquid or Solid.
Date:19.10.1916
Place:
Country:Great Britain
Person:Scurfield, George Gouthwaite
Company:
Internal Links:Analogrechner, Proportionalrechner
Keywords:
Link to the patent office:
(without guarantee)		 GB191516876


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Aus der Patentschrift GB191516876

"Proportional calculators.-In connexion with apparatus for measuring depth or degree of colour, a computing-scale R is provided for ascertaining the amount of colour-giving substance to be added to a liquid of known tint to produce a desired tint. ..."