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Patent:GB191114816


Patent:GB 191114816
Title:Improvements in Combined Adding and Typewriting Machines
Date:21.03.1912
Place:New York
Country:Great Britain
Person:
Company:Underwood (P) Computing Machine Company
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 GB191114816


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Aus der Patentschrift GB191114816