FR402746A - Dispositif pour marquer la consommation de quantités de gaz, d'eau, d'électricité et leur équivalent, et en remettre le compte
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Dispositif pour marquer la consommation de quantités de gaz, d'eau, d'électricité et leur équivalent, et en remettre le compte
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G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
G06C27/00—Computing machines characterised by the structural interrelation of their functional units, e.g. invoicing machines
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FR402746D1909-05-061909-05-06Dispositif pour marquer la consommation de quantités de gaz, d'eau, d'électricité et leur équivalent, et en remettre le compte
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