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Patent:RU18477


Patent:RU 18477
Title:(Tabulator)
Date:28.11.1911
Place:
Country:Russia
Person:Odhner, Valentin Jakob (P)
Company:Odhner (P)
Internal Links:Original Odhner
Keywords:
Link to the patent office:
(without guarantee)
 RU18477


Siehe Patent:US996667