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Die große Enzyklopädie des mechanischen Rechnens

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Search results for: Ferranti


 
  • Patent:GB351973 26.02.1930 Holmes, Wilfred (P) Ferranti (P) Ltd : Improvements in and relating to the measurement of electrical energy
  • Patent:GB353485 27.07.1931 Holmes, Wilfred (P) Ferranti (P) : Improvements in and relating to the measurement of electrical energy
  • Patent:GB570476 16.12.1943 Jackson, Horace (P) Ferranti (P) : Improvements relating to integrating electricity meters
  • Patent:GB588636 01.02.1945 Jackson, Horace (P) Ferranti (P) : mprovements in change speed gearing applicable to electricity meters

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