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ATELIERS VAUCANSON
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ATELIERS VAUCANSON
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Publication of ES202198A1publicationCriticalpatent/ES202198A1/es
Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves
(AREA)
Abstract
Perfeccionamientos en máquinas de calcular, caracterizándose porque la puesta en posición activa de la cabeza totalizadora se acciona directamente por el piñón intermedio que procede al que va asociada la referida cabeza.
ES0202198A1951-03-201952-02-28PERFECCIONAMIENTOS EN MáQUINAS DE CALCULAR
ExpiredES202198A1
(es)