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Rolf Hofgaard

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Details Rolf Hofgaard Rolf Hofgaard

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Calculating machine

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Card registers and the like

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Coupling means for use with calculating bookkeeping or like...

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Electric calculating machine

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Electrical calculating machine

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Card registers and the like

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Coupling means for use with calculating bookkeeping or like...

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Printing mechanisms

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Process and apparatus for the code recording and the sensing...

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Registering devices

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Profile ID: LFCA-PAI-P-95020

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