US1281792A
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Calculating-machine.
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US1285234A
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Accumulating mechanism for calculating-machines.
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US999659A
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Clutch for power-driven calculating-machines.
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US831058A
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Printing-machine.
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US1005565A
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Printing-machine.
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US859410A
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Resetting mechanism for wheels.
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US831085A
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Calculating-machine.
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US748158A
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Attachment for calculating, printing, or analogous machines.
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US745144A
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Calculating-machine.
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US745149A
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Calculating-machine.
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US671129A
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Workman's time-recorder.
|
US671128A
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Workman's time-recorder.
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US671127A
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Time-recorder.
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US671126A
|
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Time-recorder.
|
US671125A
|
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Time-recorder.
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GB189728207A
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Improved Means for Reversing the Feed Movement of Inking-ribbons in Time Recorders, Type-writing Machines and similar Apparatus.
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GB189516914A
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Improvements in Workmen's Time Recorders.
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US831057A
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Driving mechanism for number-indicating machines.
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