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Patent:GB100569


Patent:GB 100569
Title:Improvements in and relating to the Differential Mechanism, Totalizer Actuating Arrangements and Transfer Devices of Adding and Subtracting M
Date:01.06.1916
Place:
Country:Great Britain
Person:Haddan, Alfred John Henry (P)
Company:
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 GB100569


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Aus der Patentschrift GB100569