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Patent:GB191229574


Patent:GB 191229574
Title:Improved Method of and Apparatus for Determining the Positions of Points from their Coordinates, applicable also for use in Effecting Multiplication
Date:18.12.1913
Place:
Country:Great Britain
Person:Clarke, Edward Russell (P) ; Debenham, Ernest Ridley (P)
Company:
Internal Links:Multipliziertafel
Keywords:
Link to the patent office:
(without guarantee)
 GB191229574


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Aus der Patentschrift GB191229574