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Application filed by Ewald Demmer, Eduard Disselkamp, Ernst Disselkamp, Rudolf DisselkampfiledCriticalEwald Demmer
Publication of CH16255ApublicationCriticalpatent/CH16255A/en
Improvements in the manufacture of gasogens for the production of lean gas to feed gas engines, furnaces and boilers, a gasometer called Gasógenos Vizcaya.