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Individual
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Individual
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Priority to ES20631ApriorityCriticalpatent/ES20631A2/es
Publication of ES20631A2publicationCriticalpatent/ES20631A2/es
ES20631A1897-04-021897-04-02Perfeccionamientos introducidos en un aparato para fabricar en frío gas para el alumbrado y fuerza motriz.
ExpiredES20631A2
(es)