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Patent:GB730883


Patent:GB 730883
Title:Process for manufacturing keys provided with figures, letters or other symbols, for registering and calculating machines typewriters and the
Date:01.06.1955
Place:
Country:Great Britain
Person:
Company:RIV (P) Officine Di Villar Perosa
Internal Links:Taste
Keywords:
Link to the patent office:
(without guarantee)
 GB730883


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Aus der Patentschrift GB730883