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Application filed by Ewald Demmer, Eduard Disselkamp, Ernst Disselkamp, Rudolf DisselkampfiledCriticalEwald Demmer
Publication of CH16255ApublicationCriticalpatent/CH16255A/de
Mejoras en la fabricación de gasógenos para la producción de gas pobre para la alimentación de motores de gas, hornos y calderas, un gasómetro que denomina Gasógenos Vizcaya.