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Application filed by Johan Olof Naucler, Industrikemiska AbfiledCriticalJohan Olof Naucler
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Publication of AT185921BpublicationCriticalpatent/AT185921B/de
AT185921D1950-05-311952-08-14Vorrichtung zur Regulierung der Gaszufuhr in einem, insbesondere für Gaserhitzung bestimmten Rohrwärmeaustauscher
AT185921B
(de)