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27.12.1899 William F. Bockhoff : Cash register
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10.01.1899 Duncan, James Eugene (P) : Computing machine
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24.01.1899 Thomas G. Howland : Game-counter
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24.01.1899 Hermann Brodt John Mueller : Educational appliance
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14.02.1899 Samuel W. Andrews : Golfometer
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21.03.1899 Keuffel, William (P) : Slide rule
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21.03.1899 Vernon, Richard R. : Perpetual calendar
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28.03.1899 West, Gus A. (P) : Combined type-writing and adding machine
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09.05.1899 Brown, John L. (P) : Calculating device
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20.06.1899 Charles J. Fauvel Norman Collins Empire Cash Register, Ltd. : Cash register
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27.06.1899 Boyett, Baptist E. (P) : Exchange table and computing machine
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25.07.1899 Lovering, John H. (P) : Device for operating adding machines
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15.08.1899 Joseph Pallweber Fabrik Mechanischer Apparate GmbH : Cash register
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21.06.1899 Turck, Joseph Abraham Valentine (P) Mechanical Accountant (P) Co. : Adding-machine
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26.09.1899 John A. Hoff William T. Blaine : Cash register and recorder
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14.11.1899 William Campbell Van Horn : Cryptographic chart
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