Patent
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Patent:GB190007579
23.05.1901 Cruickshank, James (P) und Smith, Rudolph Charles (P) : Improvements in Calculating Scales or Slid Rules
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Patent:GB190010070
31.08.1901 Numerograph Mfg. Comp. : Improvements in Recording and Adding Machines
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Patent:GB190011414
08.06.1901 Des Jardins, Benjamin Myrrick : Improvements in Calculating or Computing Registers specially applicable to Type-writers
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Patent:GB190013094
22.06.1901 Urquhart, Ridley James (P), Haack, Paul (P) : Improvements in Calculating Machines
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Patent:GB190013817
15.06.1901 Vermehren, Johannes (P) : Improvements in Calculating Machines
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Patent:GB190019018
27.02.1901 Juliet Hunt : Improvements in Date Calculators or Calendars
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Patent:GB190023606
27.04.1901 Trinks, Franz (P) Grimme, Natalis u. Co. (P) : Improvements in Mechanism for Registering and Adding Up Figures
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Patent:GB190101736
11.05.1901 Labofish, Charles Shachon (P) : Improvements in or relating to Calculating Devices Particularly Applicable for Use in Connection with Typewriters
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Patent:GB190102516
18.05.1901 Proell, Reinhold (P) : Improvements in Calculating Rules or Scales
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Patent:GB190104011
23.11.1901 Pantsar Keicke : Improvements in Mechanical Adding and Calculating Apparatus
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Patent:GB190110872
25.05.1901 Trinks, Franz (P) : Improved Means for Controlling and Indicating Excess of Speed or Reciprocating and Rotaing Parts applicable for Calculating Machines, and for other Purposes
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Patent:GB190112590
07.09.1901 Trinks, Franz (P) : Improvements in Calculating Machines
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Patent:GB190113807
06.07.1901 Pottin, Henry (P) und Moussier, Lucie (P) : Improvements in apparatus for indicating or totalling cash payments
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