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Die große Enzyklopädie des mechanischen Rechnens

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Search results for: Enberg, John Christer


 
  • Patent:DE299391 20.08.1914 Enberg, John Christer (P) : Tasteneinstellwerk für Rechenmaschinen, Kassenkontrollapparate u. dgl.
  • Patent:DE303495 14.08.1914 Enberg, John Christer (P) : Rechenmaschine
  • Patent:GB191419145 29.11.1915 Enberg, John Christer (P) : Improvements in or relating to Calculating Machines
  • Patent:GB191419146 29.11.1915 Enberg, John Christer (P) : Improvements in or relating to Key Mechanism for Calculating Machines, Cash Registers, and the like

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