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Individual
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Individual
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Priority to ES4057ApriorityCriticalpatent/ES4057A1/es
Publication of ES4057A1publicationCriticalpatent/ES4057A1/es
Un dispositivo mecánico para aspirar o impeler fluidos o materias viscosas por medio de émbolos a movimiento rectilíneo alternativo, sin el recurso de válvulas; propio para bombas, compresores, motores y contadores.