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Search results for: McFarland, Charles Numan


 
  • Patent:CA111482 21.04.1908 McFarland, Charles Numan (P) Kingston Adder Machine Comp. : Adding machine
  • Patent:GB190719094 17.09.1908 McFarland, Charles Numan (P) : Improvements in or relating to Adding Machines
  • Patent:US1024013 23.04.1912 McFarland, Charles Numan (P) Adder Machine Comp. : Eliminating key for adding machines
  • Patent:US842232 29.01.1907 McFarland, Charles Numan (P) : Adding Machine
  • Patent:US874107 17.12.1907 McFarland, Charles Numan (P) : Digit Repeating Mechanism for Adding Machines
  • Patent:US880157 25.02.1908 McFarland, Charles Numan (P), Wales, Charles (P) Adder Machine Comp. : Carrying mechanism for adding machines
  • Patent:US880158 25.02.1908 McFarland, Charles Numan (P), Wales, Charles (P) Adder Machine Comp. : Momentum absorber for adding machines
  • Patent:US880159 25.02.1908 McFarland, Charles Numan (P) Adder Machine Comp. : Adding-machine
  • Patent:US924264 08.06.1909 McFarland, Charles Numan (P) Adder Machine Comp. : Adding machine
  • Patent:US940708 23.11.1909 McFarland, Charles Numan (P) Adder Machine Comp. : Keyboard locking mechanism for adding machines

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