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MAN AG
Original Assignee
MAN Maschinenfabrik Augsburg Nuernberg AG
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Filing date
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Application filed by MAN Maschinenfabrik Augsburg Nuernberg AGfiledCriticalMAN Maschinenfabrik Augsburg Nuernberg AG
Priority to ES87919ApriorityCriticalpatent/ES87919A1/es
Publication of ES87919A1publicationCriticalpatent/ES87919A1/es
ES87919A1924-01-091924-01-09Un dispositivo de protección para bombas giratorias, de alquitrán utilizables en gasómetros sin agua.
ExpiredES87919A1
(es)
Una disposición perfeccionada para indicar la posición angular, de aplicación especial a los aparatos de orientación empleados en la telegrafía sin hilos.