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Filing date
Publication date
Application filed by Siemens AgfiledCriticalSiemens Ag
Application grantedgrantedCritical
Publication of AT57760BpublicationCriticalpatent/AT57760B/de
AT57760D1912-02-141912-02-14Ringförmiger Kochkessel mit durch Induktionsströme beheizten Wandungen zum Eindampfen und Schmelzen chemischer Produkte.
AT57760B
(de)