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Patent:GB532666


Brevetto:GB 532666
Titolo:Calculating-apparatus
Data:23.06.1939
Luogo:Maryland, USA
Nazione:Gran Bretagna
Persona:
Ditta:NCR (P)
Link interni:
Keywords:multiplikation, multiplication
Link al brevetto:
(without guarantee)
 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)