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Patent:GB339638


Patent:GB 339638
Title:Distant Controll Calculating Apparatus particularly applicable for Totalizators
Date:12.07.1929
Place:
Country:Great Britain
Person:Hocken, B; Cox, J.
Company:
Internal Links:Analogrechner
Keywords:hydraulisch, Hydraulik
Link to the patent office:
(without guarantee)
 GB339638


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Aus der Patentschrift GB339638

"Logarithmic calculators; totalizators. - In distant control calculating-apparatus particularly applicable to totalizators, and operated by the displacement of fluid through pipes, means are provided for indicating the ratio any item total bears to the grand total. ..."