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Die große Enzyklopädie des mechanischen Rechnens

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Patent:GB532666


Brevet:GB 532666
Titre:Calculating-apparatus
Date:23.06.1939
Lieu:Maryland, USA
Pays:Royaume-Uni
Personne:
Entreprise:NCR (P)
Liens internes:
Mots-Clefs:multiplikation, multiplication
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 GB532666


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Aus der Patentschrift GB532666

"This invention relates to multiplying machines and is particularly directed to a multiplying attachment for use in connection with accounting or bookkeeping machines / The present invention is directed to a compact and efficient multiplying mechanism adapted to be attached to the base of a well known type of accounting machine disclosed in prior British Patent Specifications Nos 28253/08 427 722, 461 847 and many others " ( GB532666)